Description
Features
The ThinkPad USB 3.0 Ultra Dock (40A8) is an universal USB docking solution that not only delivers a premium display experience (up to 4k2k resolution via DisplayPort), but also provides quick and easy connection to all the workspace peripherals you use every day. Simply plug in a single USB 3.0 cable into your Lenovo PC for instant access to up to two external monitors, USB ports, Gigabit Ethernet, headphones/speakers, USB printers, scanners, keyboard, mouse and so on for daily use. The Dock can also charge your mobile devices via two USB always power on ports.
Also, compatible with Lenovo Docking Station Mounting Kit (4XF0S99497)
Please click Lenovo Accessories Lookup to look up and purchase accessories.
Connectivity
- Four USB 3.0 – 2 provides always-on mobile device charging
- Two USB 2.0
- One USB 3.0 upstream connector
- HDMI
- DisplayPort
- Gigabit Ethernet port
- Stereo/mic combination Port
- Security lock slot
Delivering sharp, high-quality A3 output with the speed, versatility and footprint of an A4 device, the B840 offers low running costs and low total cost of ownership, bringing versatile A3 mono printing to small and medium workgroups. 
Boost your PC’s power on the world’s most powerful and first modular dock with a future-ready design.