Description Specifications Mfr Part Number: B33 SILVER Features: Wireless Bluetooth 3.0 high-speed transmission technology; gets rid of cable bound, and does not constitute of USB interface 8 Fn Buttons, iPhone Command key and Search key Unique architecture design for scissor key and chocolate keycap; enjoying softer and more comfortable keystrokes Ultra-slim design; easy to carry Apply for PC/ iPad/ iPhone/ Tablets/ Smartphone Operation Range: 39 feet Operating Voltage: 3 V Operating Current: 7 mA Compatibility: Windows 98/ 2000/ XP/ ME/ Vista/ 7/ 8/ Android/ IOS/ Mac OS Color: Silver Dimensions: 11.3 x 5.2 x 0.8 inch Weight: 0.699 lbs 2x AAA Alkaline Batteries (Not Included)