MFR-PART#: 90NX0460-P00080 Compatible Sku: P2451FA / P2451FB / B9450FA / B9450CEA / BR1100* Front Panel 1 x Audio Combo Jack / 1 x Thunderbolt 3 / 1 x USB 3.2 Gen 2 Type-C 1 x USB 3.2 Gen 2 Type-A supports fast charging / 1 x USB 3.2 Gen 2 Type-A 1 x Smart Card Reader / 1 x Power Button and Status Indicator for Expertbook* Rear Panel 1 x USB 3.2 Gen1 Type-A / 1 x DP 1.4 / 1 x HDMI 2.0 / 1 x VGA / 1 x RJ45 Giga -Lan / 1 x Kensington Lock / 1 x DC Jack(6 phi)* Need to use in-box adapter 1xThunderbolt Cable link to NB(system) with Charging function(Length: 60cm) MZ