Adesso Tru-Form 3500 - 2.4 GHz Wireless Ergonomic Trackball Keyboard
ADESSO TECHNOLOGY
Product Number:WKB-3500UB
Manufacturer Warranty:Adesso provides a one year limited warranty for all of its products against defects in material and workmanship. During this period, Adesso will repair or replace any product which proves to be defective. However, Adesso will not warranty any product which has been subject to improper freight handling, shipping abuse, neglect, improper installation or unauthorized repair. The warranty will not cover products installed with components not approved by Adesso and products where the sealed assembly trace has been broken. If you discover a defect, Adesso will, at its option, repair or replace the product at no charge to you provided you return it during the warranty period with freight charges pre-paid to Adesso. Before returning any product, you must obtain a Return Merchandise Authorization number (RMA). This RMA # must be clearly marked on the outside of the package you are returning for warranty service. Be certain to also include your name, shipping address (no PO Boxes), telephone number, and a copy of the invoice showing proof of purchase in the package.
See the product sheet on the manufacturer's website.Adesso Tru-Form 3500 - 2.4 GHz Wireless Ergonomic Trackball Keyboard, Standard, Wireless, RF Wireless, Membrane, QWERTY, Black
Wireless Technology
Works up to 30 feet of wireless distance. Operates on 12 different channels, each with 65,536 different IDs.
Desktop full size
Full size keyboard provides better typing experience.
Ergonomic Contour Design
Minimizes forearm muscles from twisting and pains from Carpal Tunnel Syndrome.
Split Key Design
Encourages natural position of hands, wrists and forearms for maximum comfort.
Integrated Palm Rest
Keeps your wrists in the most comfortable position.
Built-in Trackball with Optical Sensor
Tracks accurately and precisely with less muscle movement for maximum comfort.
Multi-Media Hotkeys
Provide ease of access to some of the most used functions.
Membrane Switch
5 Million keystroke lifecycle for a quiet and fast typing experience.
Auto Sleep and Power On/Off Switch
Maximizes your battery life up to 6 months.
Wireless Receiver
Small and convenient to plug into to your laptop or tablet.
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