Brand: CalDigit Color: Space Grey Features: * [15 PORTS OF CONNECTIVITY]: 2x Thunderbolt 3 40Gb/s, DisplayPort 1.2, 5x USB-A & 1 USB-C 3.1 Gen 1 (5Gb/s), 1x USB-C 3.1 Gen2 (10Gb/s data only), Gigabit Ethernet, UHS-II SD Card Slot (SD 4.0), Optical Audio (S/PDIF), 3.5mm Stereo Audio In & Out. Vertical or horizontal orientation. Sturdy full aluminum construction with integrated heat sink without a fan. * [IMPROVED from 85W to 87W LAPTOP CHARGING]: Provides up to 87W to charge your laptop and power all of your USB peripherals. The secondary Thunderbolt 3 port provides 15W of power for downstream devices. Please note: Firmware update required for 87W * [DUAL 4K EXTENDED DISPLAYS]: Connect up to two 4K@60Hz (4096 x 2160 30-bit color) monitors via DisplayPort and Thunderbolt 3 / USB-C port, OR a Single 5K@60Hz display can be supported via the Thunderbolt 3 port. (***DisplayPort to HDMI/DVI/VGA adapter / cable must be an ACTIVE type. Passive dongle/cable would not work. ***) *