EMMA Motorized Adjustable Quad Monitor Arm Configuration:One Row with Single Monitor, One Row with Three Monitors No other keyboard tray can

No other keyboard tray can do that without significant de-installation effort (see installation video - it's quick

With the handy twist-off screws provided

at which point you can slide it back to the lowest height setting

The Stowaway ergonomic keyboard tray passes both requirements with flying colors

if your ergonomist has instructed you use a split keyboard and a centrally positioned pointing device

EMMA Motorized Adjustable Quad Monitor Arm Configuration:One Row with Single Monitor, One Row with Three Monitors No other keyboard tray canModel: This is the Four Monitor Version of the Emma Arm. Can be configured with 2 above 2 below or 3 and 1. Can be expanded in the future for up to 6 monitors with additional parts. The most capable monitor arm ever created Traditional monitor arms have been around for years and were adequate for most single and dual monitor applications. However, with new extra large curved monitors or users needing multiple displays, traditional arms can fall short.