1、6 Person Long Distance Intercom: Bluetooth headsets can achieve two person intercom at a distance of up to 1200 meters, which is convenient for communication and has strong reception capabilities. 2、Bluetooth 5.1: More power saving, low latency, no noise, high quality signal transmission, intelligent tune recognition of calls and music, effectively shielding noise. 3、Two Mobile Phones Can Be Connected: You can make or receive calls, play mobile music, connect to GPS navigator wirelessly via Bluetooth, and listen to navigation prompts in the headset in real time. 4、IP65 Waterproof: Waterproof, rain and snow proof, not afraid of sand and dust, suitable for motorcycle competitions, road riding, etc. You can hear the real time traffic conditions of traffic channel! 5、Intelligent Voice Helper: Long press the big circle button for 2 seconds to start the voice helper, which can help you open the mobile APP or settings faster. 6、Music Details: You can play, pause, cut songs, and adjust the volume of mobile phone music, and you can enjoy excellent sound quality when speed reaches 100‑120KM/h. Item Type: Motorcycle Helmet Bluetooth Headsets Material: ABS Bluetooth Version: 5.1 Intercom Distance for 2 Persons: Approx. 1200 meters / 1312yd Standby Time: 400 Hours Working Time: 22 Hours Charging Time: 2.5 Hours Built In Polymer Lithium Battery: 2 x 800mAh (1 Host) 2 x Host 2 x Soft Mic 2 x Hard Mic 2 x Headphone 1 x Manual 2 x USB Line 2 x Screw Clip 2 x Hoop and Loop Clip 12 x Hoop and Loop 2 x Gasket 4 x Screw 2 x Wrench