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Ultra flat bluetooth keyboard, 0.8-2CM thickness 

• 78 keys keyboard
• Working distance is 10 meters
• Works with 2 AAA battery ( NOT INCLUDED ) 
• Sleep mode to save power
• Version: 3.0 class 2 Bluetooth specifications
• Range og Frequency:16GHz Spectrum
• Operating Voltage: 3.3V dc 
• Operating current: 5mA or less
• Weight: 300+-5g
• Dimensions: 28.5x12.2x0.8-2.2cm

Ultra Flat Bluetooth Keyboard, 0.8-2CM thickness 

• 78 keys keyboard
• Working distance is 10 meters
• Works with 2 AAA battery ( NOT INCLUDED ) 
• Sleep mode to save power
• Version: 3.0 class 2 Bluetooth specifications
• Range og Frequency:16GHz Spectrum
• Operating Voltage: 3.3V dc 
• Operating current: 5mA or less
• Weight: 300+-5g
• Dimensions: 28.5x12.2x0.8-2.2cm