Amazon has the Adesso 2.4 GHz RF Wireless Mini Trackball Keyboard (WKB-3100UB)
priced at $47.50. Clip the 75% off coupon and score this for only $11.87 and it ships for free with your Prime Membership or any $25 purchase.
- 2.4GHz RF Wireless Technology with 12 Channels (65000 IDs per Channel)
- Keyboard Layout: 87-Key US Layout
- Connect Button for Easy Connection
- Power ON/OFF Switch for Increased Energy Saving
- Battery Low LED Indicator
- Optical Trackball Sensor – 800DPI
- 2 AA Batteries Included
Amazon pricing changes frequently, so this deal may expire at any time.