NOLAN N-COM B902L R motorcycle intercom for NOLAN helmets, set for 1 helmet

Design Product color: Black Efficiency Device software updates: Yes Bluetooth version: 4.1 VOX function: Yes Android Compatible: Yes Automatic volume control: Yes iOS Compatible: Yes Maximum range: 700 m Bluetooth profiles: A2DP, AVRCP, HFP, HSP Package contents Number of pieces: 1 Battery Battery type: Lithium Rechargeable battery: Yes USB charging: Yes Talk time: 15 h Safety warning Warnings Check the condition of the batteries regularly to prevent leakage. Keep away from children. Do not use near sources of heat or fire.