Item: BT-5800 Mono Bluetooth Headset

• Version:  V2.1+EDR
  Mode:     Hands Free/Headset
  Frequency:2.4GHz
  Transmit Power: Class 2
  Range:    10M
  Power:    AC Input 110-240V, DC Output 5V
  Talking Time: 2.5H about
  Standby Time: 75H about
  Dimension: 31*15*8mm
  Product Weight: 5g about
• Packing: 1pc/gift box, 200pcs/ctn, Size/ctn:47.5x35x53.7cm, N.W/G.W.: 12.7/14.9kgs