HP CS10 Wireless Keyboard and Mouse

Wireless Connection: Bluetooth
Maximum Power: 6W (2 * 3W)
The Range Of Reproduced Frequencies: 100Hz-18kHz
SNR:> 80dB
Power-Charge: USB DC 5V
Battery: Li-Ion Polymer (3.7V, 1500mAh)
Charging Time: 4 Hours (1.8A)
Working Time: Up To 5 Hours
Dimensions, Mm: 165 X 70