wireless bluetooth keyboard 1), 85 keys 2), windows/xp/vista/MAC 3), usb ... keys2), Working way: Bluetooth wireless3), Ops distance: 10meters4), Characteristics: Medical Silicone material,power saving,waterproofing,dustproofing,and easytaking5), Function Characteristics: Supporting ... Switch: Yes15), USB Charging: Yes16), Certificate: FCC,CE,ROHS,SRRCPhoto: wireless bluetooth keyboard