SMK-Link VersaPoint Rechargeable Wireless Media Keyboard and Mouse with 100-Feet Range (VP6321) Provides up to 100-Feet/30-meter of reliable data transmission range Patented reliable auto-pairing technology enables secured and accurate RF connection. Multiple RF channels with auto-scan and channel switching eliminate potential interference Ideal for lecture halls, classrooms, conference rooms or home theater settings that require reliable, long range wireless data transmission Design eliminates the need to replace disposable batteries Both keyboard and mouse conveniently recharge via included USB charging cable while in use Built-in 12 preprogrammed media hot keys enhance productivity Provides up to 100-Feet/30-meter of reliable data transmission range Patented reliable auto-pairing technology enables secured and accurate RF connection. Multiple RF channels with auto-scan and channel switching eliminate potential interference Ideal for lecture halls, classrooms, conference rooms or home theater settings that require reliable, long range wireless data transmission Earth-friendly design eliminates the need to replace disposable batteries Both keyboard and mouse conveniently recharge via included USB charging cable while in use Built-in LED power-low indicator to signal when to recharge Built-in 12 preprogrammed media hot keys enhance productivity The latest laser tracking technology allows the mouse to work on most surfaces, including, but not limited to, reflective or coarse surface, fabric (sofa), cloth (lap), tile (counter) and more