Adesso 2.4GHz Tru-Form Wireless Media Ergonomic Trackball keyboard with 20 windo (WKB-3500UB) Pointing Devices all with the lightning speed

all with the lightning speed data transfers of Thunderbolt™ 3 technology

693 W Power consumption (write) 2

Audio Recommended usage PC Audio output channels 2

Compatible with Windows XP

SATA III hard drives

Adesso 2.4GHz Tru-Form Wireless Media Ergonomic Trackball keyboard with 20 windo (WKB-3500UB) Pointing Devices all with the lightning speedItem model number: WKB 3500UB Wireless Technology Works up to 30 feet of wireless distance. Operates on 12 different channels, each with 65,536 different IDs. Built in Trackball with Optical Sensor Tracks accurately and precisely with less muscle movement for maximum comfort. Ergonomic Contour Design Minimizes forearm muscles from twisting and pains from Carpal Tunnel Syndrome Integrated Palm Rest Keeps your wrists in the most comfortable position.