Streamlined full-featured RF keyboard built-in Track Ball, with Optical Technology, 2.4 Ghz radio frequency, 10 meters effective working range 360-degree navigation, sleek and elegant design With notebook keyboard module enables handheld operation and effortless typing 2.4GHz Channel : 16 Channel Hot Key : WWW-Pre-Page-Next-Page-Volume-Up-Volume-Down-Mute-E-Mail-Suspend-WWW-Stop-WWW-Refresh-WWW-Search-My- Favorite Mouse : Optical Type, 800 DPI Receiver : USB interface
Streamlined full-featured RF keyboard built-in Track Ball, with Optical Technology.
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