Sena 3S Plus Bluetooth 4.1 Motorcycle Intercom, range up to 400m, microphone on the headband and cable for 1 helmet

Design Product color: Black Weight and dimensions Product weight: 55 g Efficiency Maximum range: 400 m Speakers: Yes Headset mode: Yes Bluetooth version: 4.1 Operating temperature: -10°C ~ +55°C Battery Talk time: 8 h Charging time: 3 hours Battery type: Lithium Polymer (LiPo) Safety warning Warnings Keep away from children. Check the condition of the batteries regularly to prevent leakage. Do not use near sources of heat or fire.