Wireless Trackball Keyboard, Oley 2.4 GHz 2in1 Wireless Mouse Keyboard Computer TV Box Remote Control Support PC/Xbox 360/PS3/HTPC/IPTV/MAC with Trackball

Note: Product support Mac OS and other computer OS but NOT support iPhone iPad and Android Tablets.

Manufacturer Specifications
-Hotkeys
-Multimedia: Backward, Forward, Stop, Play/Pause, Mute, Volume -, Volume +
-Internet: Backward, Forward, Home, My Computer, Refresh, Email, Calculator
Maximum usage distance: 15 meters
Power Source: 2 x AA Batteries (NOT include)
Trackball resolution: 1000 Dpi
Dimensions: 360x190x35mm (L,W,D)
Compatible systems: Windows / Mac/Linux
Certification: CE, FCC, ROHS

Package List:
2in1 Mini Wireless Keyboard x 1
2.4GHz USB receiver x 1
Instructions Manual - English x 1

How to Use This Wireless Keyboard?
Inserting the USB receiver into your computer/laptop or any device that 2.4GHz is supported, we recommend to use the rear usb interface for the computer!

Trackball Instructions
This trackball is a simple work function of mouse,if you are demanding for it, please buy it cautiously.
If you find that the trackball is not flexible(the finger grease caused),please clean it as follow steps:
a.Turned ring around trackball counterclockwise,then you can removed the trackball.
b.Sanded it lightly all around with fine sandpaper, wiped it off, put it back.

We will help to solve the all problem in 24 hours if you meet the problem.Please don't hesitate contact with us.Thank you very much!