The 2018 description from HP Inc. reads as follows:
Boost mobile productivity in the office with a USB-C™ cable connection to the enterprise-ready HP Elite USB-C Docking Station.[1] It allows you to charge your device[2] on your HP 3-in-1, detachable, or notebook, supports up to three displays[3], and connects to your wired network and accessories.
Multitask like a pro
Connect the docking station's cable to your USB-C™ port to charge[2] while you work, access your wired network, and connect to one 4000 or up to three FHD displays[3] and your accessories via two DisplayPort™, HDMI, RJ-45, and five USB ports.
Enterprise-Class Manageability
Benefit from advanced network management features with PXE boot, enhanced WOL[4], MAC address passthrough[4] when the system is on, off, in sleep mode, or hibernation, and 802.1x authentication.
Secure Inside and Out
Ensure optimal security with a driverless docking station that has no internal flash memory and can be physically locked.[5]
Power a Wide Range of Device Types
Charge all your HP devices[2], from 3-in-1s and detachables to notebooks, with a docking station that supports six power profiles from 5 to 20V.
Overview
[1] Supports multi-function USB-C™ (video, charging, and USB 3.1) and Thunderbolt-enabled USB Type-C™ ports.
[2] For detailed information on charging capacities, please refer to the product quick reference guide.
[3] Sold separately. Single display up to 4K (4096 x 2160 at 60 Hz), dual displays up to 2K (2560 x 1600 at 60 Hz), triple displays up to FHD (1920 x 1200 at 60 Hz). Actual display configuration depends on the capabilities of your platform's video output.
[4] Host platform must be supported in the BIOS. Internet access is required and must be purchased separately.
[5] Lock sold separately.
The technical specifications from the manufacturer, HP Inc., are as follows:
Connectivity: USB-C™
Ports: 2 USB-C™; 2 USB 3.0 (1 power connector); 1 HDMI 2.0; 1 USB 2.0; 1 Gigabit Ethernet; 2 DisplayPorts; 1 Smart AC adapter; 1 headphone jack; 1 Kensington lock slot
Harmonized Tariff Plan Code: 84718000000
Input Voltage: 90 W
Color: Black
Weight: 0.35 kg
Hardware Compatibility: Compatible with HP ChromeBook x360 11 G1 EE; HP ZBook Studio G4 MWS; HP ZBook 17 G4; HP ZBook 15 G4; HP ProBook x360 11 G2 EE; HP ProBook x360 11 G1 EE; HP EliteBook x360 1030 G2; HP Elite x3; HP Elite x2 1012 G1; HP EliteBook Folio G1; HP ZBook Studio G3 MWS; HP ZBook 15 G3; HP ZBook 17 G3
Compatible Operating Systems: Windows 10; Windows 10 Mobile
Included in the box: HP Elite USB-C™ Dock G3; power cord; 90 W AC power adapter; USB-C™ cable (1 m); documentation
Material type for item: FERT
Minimum dimensions (W x D x H): 19.8 x 6.9 x 2.2 cm
Registration required: No
Operating temperature range: 0 to +40 °C
UNSPSC Code: 43211503