Number of buttons: 3
Device interface: RF Wireless
Motion detection technology: Optical
LED indicators: No
Plug and Play: Yes
Battery type: AA
Number of supported batteries: 1
Mac operating systems supported: Yes
Number of USB 2.0 ports: 1
Compatible operating systems: Windows XP/Vista/7,\nMac OS X 10.5 +,\nLinux kernel 2.6+.
USB required: Yes
Caster: Yes
Device interface: RF Wireless
Frequency band: 2.4