máy tính xách tay chính hãng -

Showing all 7 results

DELL XPS 13 9360 Core i5- 7200U/Ram 8GB/SSD 256/LCD 13"Inch/ Vỏ nhôm - Dòng máy doanh nhân cao cấp

Quick View

DELL XPS 13 9360 Core i5-…

6,900,000 ₫

DELL XPS 13 9350 Core i7/ Ram 8GB/ SSD 256GB/LCD 13" FHD/Ultrabook mỏng nhẹ - Dòng máy doanh nhân cao cấp

Quick View

DELL XPS 13 9350 Core i7/…

7,500,000 ₫

Dell Latitude 7410 Touch Screen 14 inch/Core i5- 10310U/Ram 8G/SSD 256GB

Quick View

Dell Latitude 7410 Touch Screen 14…

7,500,000 ₫

DELL XPS 13 9360 Vỏ nhôm Gold Core i5- 7200U/Ram 8GB/SSD 256/LCD 13" FHD

Quick View

DELL XPS 13 9360 Vỏ nhôm…

7,500,000 ₫

Dell Latitude 5410 Core i7- 10610U/ Ram 8G/ SSD 256GB/ LCD 14.0 FHD/ Hàng chuẩn nội địa USA

Quick View

Dell Latitude 5410 Core i7- 10610U/…

8,500,000 ₫

Dell Latitude 7410 Core i7/Ram 16GB/ SSD 256GB/ LCD 14.0 FHD/ Hàng Chuẩn nội địa

Quick View

Dell Latitude 7410 Core i7/Ram 16GB/…

8,900,000 ₫

Dell Latitude 7410 Core i7/Ram 32G/SSD 512GB/LCD 14.0 FHD/Hàng chuẩn nội địa

Quick View

Dell Latitude 7410 Core i7/Ram 32G/SSD…

10,500,000 ₫

0933 995 799

img:is([sizes=auto i],[sizes^="auto," i]){contain-intrinsic-size:3000px 1500px}img.wp-smiley,img.emoji{display:inline !important;border:none !important;box-shadow:none !important;height:1em !important;width:1em !important;margin:0 .07em !important;vertical-align:-.1em !important;background:none !important;padding:0 !important}:root{--wp-block-synced-color:#7a00df;--wp-block-synced-color--rgb:122,0,223;--wp-bound-block-color:var(--wp-block-synced-color);--wp-editor-canvas-background:#ddd;--wp-admin-theme-color:#007cba;--wp-admin-theme-color--rgb:0,124,186;--wp-admin-theme-color-darker-10:#006ba1;--wp-admin-theme-color-darker-10--rgb:0,107,160.5;--wp-admin-theme-color-darker-20:#005a87;--wp-admin-theme-color-darker-20--rgb:0,90,135;--wp-admin-border-width-focus:2px}@media (min-resolution:192dpi){:root{--wp-admin-border-width-focus:1.5px}}.wp-element-button{cursor:pointer}:root .has-very-light-gray-background-color{background-color:#eee}:root .has-very-dark-gray-background-color{background-color:#313131}:root .has-very-light-gray-color{color:#eee}:root .has-very-dark-gray-color{color:#313131}:root .has-vivid-green-cyan-to-vivid-cyan-blue-gradient-background{background:linear-gradient(135deg,#00d084,#0693e3)}:root .has-purple-crush-gradient-background{background:linear-gradient(135deg,#34e2e4,#4721fb 50%,#ab1dfe)}:root .has-hazy-dawn-gradient-background{background:linear-gradient(135deg,#faaca8,#dad0ec)}:root .has-subdued-olive-gradient-background{background:linear-gradient(135deg,#fafae1,#67a671)}:root .has-atomic-cream-gradient-background{background:linear-gradient(135deg,#fdd79a,#004a59)}:root .has-nightshade-gradient-background{background:linear-gradient(135deg,#330968,#31cdcf)}:root .has-midnight-gradient-background{background:linear-gradient(135deg,#020381,#2874fc)}:root{--wp--preset--font-size--normal:16px;--wp--preset--font-size--huge:42px}.has-regular-font-size{font-size:1em}.has-larger-font-size{font-size:2.625em}.has-normal-font-size{font-size:var(--wp--preset--font-size--normal)}.has-huge-font-size{font-size:var(--wp--preset--font-size--huge)}:root .has-text-align-center{text-align:center}:root .has-text-align-left{text-align:left}:root .has-text-align-right{text-align:right}.has-fit-text{white-space:nowrap !important}#end-resizable-editor-section{display:none}.aligncenter{clear:both}.items-justified-left{justify-content:flex-start}.items-justified-center{justify-content:center}.items-justified-right{justify-content:flex-end}.items-justified-space-between{justify-content:space-between}.screen-reader-text{word-wrap:normal !important;border:0;clip-path:inset(50%);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px}.screen-reader-text:focus{background-color:#ddd;clip-path:none;color:#444;display:block;font-size:1em;height:auto;left:5px;line-height:normal;padding:15px 23px 14px;text-decoration:none;top:5px;width:auto;z-index:100000}html :where(.has-border-color){border-style:solid}html :where([style*=border-color]){border-style:solid}html :where([style*=border-top-color]){border-top-style:solid}html :where([style*=border-right-color]){border-right-style:solid}html :where([style*=border-bottom-color]){border-bottom-style:solid}html :where([style*=border-left-color]){border-left-style:solid}html :where([style*=border-width]){border-style:solid}html :where([style*=border-top-width]){border-top-style:solid}html :where([style*=border-right-width]){border-right-style:solid}html :where([style*=border-bottom-width]){border-bottom-style:solid}html :where([style*=border-left-width]){border-left-style:solid}html :where(img[class*=wp-image-]){height:auto;max-width:100%}:where(figure){margin:0 0 1em}html :where(.is-position-sticky){--wp-admin--admin-bar--position-offset:var(--wp-admin--admin-bar--height,0px)}@media screen and (max-width:600px){html :where(.is-position-sticky){--wp-admin--admin-bar--position-offset:0px}}.wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none}:root{--rounded-corners-radius:16px;--add-to-cart-rounded-corners-radius:16px;--color-headers-background:#f4f4f4;--feedback-duration:3s}:root{--rounded-corners-radius:16px;--add-to-cart-rounded-corners-radius:16px;--color-headers-background:#f4f4f4;--feedback-duration:3s}:root{--rounded-corners-radius:16px;--add-to-cart-rounded-corners-radius:16px;--color-headers-background:#f4f4f4;--feedback-duration:3s}:root{--rounded-corners-radius:16px;--add-to-cart-rounded-corners-radius:16px;--color-headers-background:#f4f4f4;--feedback-duration:3s}:root{--rounded-corners-radius:16px;--add-to-cart-rounded-corners-radius:16px;--color-headers-background:#f4f4f4;--feedback-duration:3s}:root{--rounded-corners-radius:16px;--add-to-cart-rounded-corners-radius:16px;--color-headers-background:#f4f4f4;--feedback-duration:3s}:root{--rounded-corners-radius:16px;--add-to-cart-rounded-corners-radius:16px;--color-headers-background:#f4f4f4;--feedback-duration:3s}:root{--wp--preset--aspect-ratio--square:1;--wp--preset--aspect-ratio--4-3:4/3;--wp--preset--aspect-ratio--3-4:3/4;--wp--preset--aspect-ratio--3-2:3/2;--wp--preset--aspect-ratio--2-3:2/3;--wp--preset--aspect-ratio--16-9:16/9;--wp--preset--aspect-ratio--9-16:9/16;--wp--preset--color--black:#000;--wp--preset--color--cyan-bluish-gray:#abb8c3;--wp--preset--color--white:#fff;--wp--preset--color--pale-pink:#f78da7;--wp--preset--color--vivid-red:#cf2e2e;--wp--preset--color--luminous-vivid-orange:#ff6900;--wp--preset--color--luminous-vivid-amber:#fcb900;--wp--preset--color--light-green-cyan:#7bdcb5;--wp--preset--color--vivid-green-cyan:#00d084;--wp--preset--color--pale-cyan-blue:#8ed1fc;--wp--preset--color--vivid-cyan-blue:#0693e3;--wp--preset--color--vivid-purple:#9b51e0;--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple:linear-gradient(135deg,#0693e3 0%,#9b51e0 100%);--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan:linear-gradient(135deg,#7adcb4 0%,#00d082 100%);--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange:linear-gradient(135deg,#fcb900 0%,#ff6900 100%);--wp--preset--gradient--luminous-vivid-orange-to-vivid-red:linear-gradient(135deg,#ff6900 0%,#cf2e2e 100%);--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray:linear-gradient(135deg,#eee 0%,#a9b8c3 100%);--wp--preset--gradient--cool-to-warm-spectrum:linear-gradient(135deg,#4aeadc 0%,#9778d1 20%,#cf2aba 40%,#ee2c82 60%,#fb6962 80%,#fef84c 100%);--wp--preset--gradient--blush-light-purple:linear-gradient(135deg,#ffceec 0%,#9896f0 100%);--wp--preset--gradient--blush-bordeaux:linear-gradient(135deg,#fecda5 0%,#fe2d2d 50%,#6b003e 100%);--wp--preset--gradient--luminous-dusk:linear-gradient(135deg,#ffcb70 0%,#c751c0 50%,#4158d0 100%);--wp--preset--gradient--pale-ocean:linear-gradient(135deg,#fff5cb 0%,#b6e3d4 50%,#33a7b5 100%);--wp--preset--gradient--electric-grass:linear-gradient(135deg,#caf880 0%,#71ce7e 100%);--wp--preset--gradient--midnight:linear-gradient(135deg,#020381 0%,#2874fc 100%);--wp--preset--font-size--small:13px;--wp--preset--font-size--medium:20px;--wp--preset--font-size--large:36px;--wp--preset--font-size--x-large:42px;--wp--preset--spacing--20:.44rem;--wp--preset--spacing--30:.67rem;--wp--preset--spacing--40:1rem;--wp--preset--spacing--50:1.5rem;--wp--preset--spacing--60:2.25rem;--wp--preset--spacing--70:3.38rem;--wp--preset--spacing--80:5.06rem;--wp--preset--shadow--natural:6px 6px 9px rgba(0,0,0,.2);--wp--preset--shadow--deep:12px 12px 50px rgba(0,0,0,.4);--wp--preset--shadow--sharp:6px 6px 0px rgba(0,0,0,.2);--wp--preset--shadow--outlined:6px 6px 0px -3px #fff,6px 6px #000;--wp--preset--shadow--crisp:6px 6px 0px #000}:where(body){margin:0}:where(.is-layout-flex){gap:.5em}:where(.is-layout-grid){gap:.5em}body .is-layout-flex{display:flex}.is-layout-flex{flex-wrap:wrap;align-items:center}.is-layout-flex>:is(*, div){margin:0}body .is-layout-grid{display:grid}.is-layout-grid>:is(*, div){margin:0}body{padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px}:root :where(.wp-element-button, .wp-block-button__link){background-color:#32373c;border-width:0;color:#fff;font-family:inherit;font-size:inherit;font-style:inherit;font-weight:inherit;letter-spacing:inherit;line-height:inherit;padding-top:calc(.667em + 2px);padding-right:calc(1.333em + 2px);padding-bottom:calc(.667em + 2px);padding-left:calc(1.333em + 2px);text-decoration:none;text-transform:inherit}.has-black-color{color:var(--wp--preset--color--black) !important}.has-cyan-bluish-gray-color{color:var(--wp--preset--color--cyan-bluish-gray) !important}.has-white-color{color:var(--wp--preset--color--white) !important}.has-pale-pink-color{color:var(--wp--preset--color--pale-pink) !important}.has-vivid-red-color{color:var(--wp--preset--color--vivid-red) !important}.has-luminous-vivid-orange-color{color:var(--wp--preset--color--luminous-vivid-orange) !important}.has-luminous-vivid-amber-color{color:var(--wp--preset--color--luminous-vivid-amber) !important}.has-light-green-cyan-color{color:var(--wp--preset--color--light-green-cyan) !important}.has-vivid-green-cyan-color{color:var(--wp--preset--color--vivid-green-cyan) !important}.has-pale-cyan-blue-color{color:var(--wp--preset--color--pale-cyan-blue) !important}.has-vivid-cyan-blue-color{color:var(--wp--preset--color--vivid-cyan-blue) !important}.has-vivid-purple-color{color:var(--wp--preset--color--vivid-purple) !important}.has-black-background-color{background-color:var(--wp--preset--color--black) !important}.has-cyan-bluish-gray-background-color{background-color:var(--wp--preset--color--cyan-bluish-gray) !important}.has-white-background-color{background-color:var(--wp--preset--color--white) !important}.has-pale-pink-background-color{background-color:var(--wp--preset--color--pale-pink) !important}.has-vivid-red-background-color{background-color:var(--wp--preset--color--vivid-red) !important}.has-luminous-vivid-orange-background-color{background-color:var(--wp--preset--color--luminous-vivid-orange) !important}.has-luminous-vivid-amber-background-color{background-color:var(--wp--preset--color--luminous-vivid-amber) !important}.has-light-green-cyan-background-color{background-color:var(--wp--preset--color--light-green-cyan) !important}.has-vivid-green-cyan-background-color{background-color:var(--wp--preset--color--vivid-green-cyan) !important}.has-pale-cyan-blue-background-color{background-color:var(--wp--preset--color--pale-cyan-blue) !important}.has-vivid-cyan-blue-background-color{background-color:var(--wp--preset--color--vivid-cyan-blue) !important}.has-vivid-purple-background-color{background-color:var(--wp--preset--color--vivid-purple) !important}.has-black-border-color{border-color:var(--wp--preset--color--black) !important}.has-cyan-bluish-gray-border-color{border-color:var(--wp--preset--color--cyan-bluish-gray) !important}.has-white-border-color{border-color:var(--wp--preset--color--white) !important}.has-pale-pink-border-color{border-color:var(--wp--preset--color--pale-pink) !important}.has-vivid-red-border-color{border-color:var(--wp--preset--color--vivid-red) !important}.has-luminous-vivid-orange-border-color{border-color:var(--wp--preset--color--luminous-vivid-orange) !important}.has-luminous-vivid-amber-border-color{border-color:var(--wp--preset--color--luminous-vivid-amber) !important}.has-light-green-cyan-border-color{border-color:var(--wp--preset--color--light-green-cyan) !important}.has-vivid-green-cyan-border-color{border-color:var(--wp--preset--color--vivid-green-cyan) !important}.has-pale-cyan-blue-border-color{border-color:var(--wp--preset--color--pale-cyan-blue) !important}.has-vivid-cyan-blue-border-color{border-color:var(--wp--preset--color--vivid-cyan-blue) !important}.has-vivid-purple-border-color{border-color:var(--wp--preset--color--vivid-purple) !important}.has-vivid-cyan-blue-to-vivid-purple-gradient-background{background:var(--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple) !important}.has-light-green-cyan-to-vivid-green-cyan-gradient-background{background:var(--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan) !important}.has-luminous-vivid-amber-to-luminous-vivid-orange-gradient-background{background:var(--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange) !important}.has-luminous-vivid-orange-to-vivid-red-gradient-background{background:var(--wp--preset--gradient--luminous-vivid-orange-to-vivid-red) !important}.has-very-light-gray-to-cyan-bluish-gray-gradient-background{background:var(--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray) !important}.has-cool-to-warm-spectrum-gradient-background{background:var(--wp--preset--gradient--cool-to-warm-spectrum) !important}.has-blush-light-purple-gradient-background{background:var(--wp--preset--gradient--blush-light-purple) !important}.has-blush-bordeaux-gradient-background{background:var(--wp--preset--gradient--blush-bordeaux) !important}.has-luminous-dusk-gradient-background{background:var(--wp--preset--gradient--luminous-dusk) !important}.has-pale-ocean-gradient-background{background:var(--wp--preset--gradient--pale-ocean) !important}.has-electric-grass-gradient-background{background:var(--wp--preset--gradient--electric-grass) !important}.has-midnight-gradient-background{background:var(--wp--preset--gradient--midnight) !important}.has-small-font-size{font-size:var(--wp--preset--font-size--small) !important}.has-medium-font-size{font-size:var(--wp--preset--font-size--medium) !important}.has-large-font-size{font-size:var(--wp--preset--font-size--large) !important}.has-x-large-font-size{font-size:var(--wp--preset--font-size--x-large) !important}.woocommerce form .form-row .required{visibility:visible}.hotline-phone-ring-circle{border-color:#e51414}.hotline-phone-ring-circle-fill,.hotline-phone-ring-img-circle,.hotline-bar{background-color:#e51414}.hotline-phone-ring-wrap{left:5px;bottom:40px}.bg{opacity:0;transition:opacity 1s;-webkit-transition:opacity 1s}.bg-loaded{opacity:1}:root{--primary-color:#11519b}.container-width,.full-width .ubermenu-nav,.container,.row{max-width:1170px}.row.row-collapse{max-width:1140px}.row.row-small{max-width:1162.5px}.row.row-large{max-width:1200px}.sticky-add-to-cart--active,#wrapper,#main,#main.dark{background-color:#f9f9f9}.header-main{height:77px}#logo img{max-height:77px}#logo{width:150px}.header-bottom{min-height:33px}.header-top{min-height:30px}.transparent .header-main{height:90px}.transparent #logo img{max-height:90px}.has-transparent+.page-title:first-of-type,.has-transparent+#main>.page-title,.has-transparent+#main>div>.page-title,.has-transparent+#main .page-header-wrapper:first-of-type .page-title{padding-top:170px}.header.show-on-scroll,.stuck .header-main{height:70px !important}.stuck #logo img{max-height:70px !important}.search-form{width:93%}.header-bottom{background-color:#1e73be}.header-main .nav>li>a{line-height:16px}.stuck .header-main .nav>li>a{line-height:50px}.header-bottom-nav>li>a{line-height:47px}@media (max-width: 549px){.header-main{height:70px}#logo img{max-height:70px}}.nav-dropdown{font-size:100%}.header-top{background-color:#f7f7f7 !important}.accordion-title.active,.has-icon-bg .icon .icon-inner,.logo a,.primary.is-underline,.primary.is-link,.badge-outline .badge-inner,.nav-outline>li.active>a,.nav-outline>li.active>a,.cart-icon strong,[data-color='primary'],.is-outline.primary{color:#11519b}[data-text-color="primary"]{color:#11519b !important}[data-text-bg="primary"]{background-color:#11519b}.scroll-to-bullets a,.featured-title,.label-new.menu-item>a:after,.nav-pagination>li>.current,.nav-pagination>li>span:hover,.nav-pagination>li>a:hover,.has-hover:hover .badge-outline .badge-inner,button[type="submit"],.button.wc-forward:not(.checkout):not(.checkout-button),.button.submit-button,.button.primary:not(.is-outline),.featured-table .title,.is-outline:hover,.has-icon:hover .icon-label,.nav-dropdown-bold .nav-column li>a:hover,.nav-dropdown.nav-dropdown-bold>li>a:hover,.nav-dropdown-bold.dark .nav-column li>a:hover,.nav-dropdown.nav-dropdown-bold.dark>li>a:hover,.header-vertical-menu__opener,.is-outline:hover,.tagcloud a:hover,.grid-tools a,input[type='submit']:not(.is-form),.box-badge:hover .box-text,input.button.alt,.nav-box>li>a:hover,.nav-box>li.active>a,.nav-pills>li.active>a,.current-dropdown .cart-icon strong,.cart-icon:hover strong,.nav-line-bottom>li>a:before,.nav-line-grow>li>a:before,.nav-line>li>a:before,.banner,.header-top,.slider-nav-circle .flickity-prev-next-button:hover svg,.slider-nav-circle .flickity-prev-next-button:hover .arrow,.primary.is-outline:hover,.button.primary:not(.is-outline),input[type='submit'].primary,input[type='submit'].primary,input[type='reset'].button,input[type='button'].primary,.badge-inner{background-color:#11519b}.nav-vertical.nav-tabs>li.active>a,.scroll-to-bullets a.active,.nav-pagination>li>.current,.nav-pagination>li>span:hover,.nav-pagination>li>a:hover,.has-hover:hover .badge-outline .badge-inner,.accordion-title.active,.featured-table,.is-outline:hover,.tagcloud a:hover,blockquote,.has-border,.cart-icon strong:after,.cart-icon strong,.blockUI:before,.processing:before,.loading-spin,.slider-nav-circle .flickity-prev-next-button:hover svg,.slider-nav-circle .flickity-prev-next-button:hover .arrow,.primary.is-outline:hover{border-color:#11519b}.nav-tabs>li.active>a{border-top-color:#11519b}.widget_shopping_cart_content .blockUI.blockOverlay:before{border-left-color:#11519b}.woocommerce-checkout-review-order .blockUI.blockOverlay:before{border-left-color:#11519b}.slider .flickity-prev-next-button:hover svg,.slider .flickity-prev-next-button:hover .arrow{fill:#11519b}.primary:focus-visible,.submit-button:focus-visible,button[type="submit"]:focus-visible{outline-color:#11519b !important}[data-icon-label]:after,.secondary.is-underline:hover,.secondary.is-outline:hover,.icon-label,.button.secondary:not(.is-outline),.button.alt:not(.is-outline),.badge-inner.on-sale,.button.checkout,.single_add_to_cart_button,.current .breadcrumb-step{background-color:#007784}[data-text-bg="secondary"]{background-color:#007784}.secondary.is-underline,.secondary.is-link,.secondary.is-outline,.stars a.active,.star-rating:before,.woocommerce-page .star-rating:before,.star-rating span:before,.color-secondary{color:#007784}[data-text-color="secondary"]{color:#007784 !important}.secondary.is-outline:hover{border-color:#007784}.secondary:focus-visible,.alt:focus-visible{outline-color:#007784 !important}body{color:#403f3f}h1,h2,h3,h4,h5,h6,.heading-font{color:#2d2d2d}body{font-size:100%}@media screen and (max-width: 549px){body{font-size:100%}}body{font-family:Mulish,sans-serif}body{font-weight:400;font-style:normal}.nav>li>a{font-family:Lato,sans-serif}.mobile-sidebar-levels-2 .nav>li>ul>li>a{font-family:Lato,sans-serif}.nav>li>a,.mobile-sidebar-levels-2 .nav>li>ul>li>a{font-weight:700;font-style:normal}h1,h2,h3,h4,h5,h6,.heading-font,.off-canvas-center .nav-sidebar.nav-vertical>li>a{font-family:Mulish,sans-serif}h1,h2,h3,h4,h5,h6,.heading-font,.banner h1,.banner h2{font-weight:400;font-style:normal}.alt-font{font-family:Mulish,sans-serif}.alt-font{font-weight:400 !important;font-style:normal !important}a{color:#24262d}a:hover{color:#b58607}.tagcloud a:hover{border-color:#b58607;background-color:#b58607}.price del,.product_list_widget del,del .woocommerce-Price-amount{color:#272525}ins .woocommerce-Price-amount{color:#fa0f0f}@media screen and (min-width: 550px){.products .box-vertical .box-image{min-width:247px !important;width:247px !important}}.footer-1{background-color:#003456}.footer-2{background-color:#001c33}.absolute-footer,html{background-color:#000d16}.header-vertical-menu__opener{color:#fff}.header-vertical-menu__opener{background-color:#022e7f}.nav-vertical-fly-out>li+li{border-top-width:1px;border-top-style:solid}.header-vertical-menu__fly-out .nav-vertical-fly-out>li.menu-item>a{color:#000}.header-vertical-menu__fly-out .nav-vertical-fly-out>li.menu-item>a:hover,.header-vertical-menu__fly-out .nav-vertical-fly-out>li.menu-item.current-dropdown>a{color:#c1a203}.label-new.menu-item>a:after{content:"New"}.label-hot.menu-item>a:after{content:"Hot"}.label-sale.menu-item>a:after{content:"Sale"}.label-popular.menu-item>a:after{content:"Popular"}.product-title{font-size:small}.product_title{font-size:larger}

Đăng nhập