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CSR Bluetooth Chip: It can realize full-duplex intercom with the longest distance of 800-1000m (no obstacles). After Bluetooth is connected to the

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QSPORTPEAK 2 x BT-S3 Motorcycle Intercom Bluetooth Helmet Headset Communication Systems Kit, Support 2-3 People Connection 1000M Waterproof Motorbike Interphone Suit for Riding/Skiing - 2 Pack : Electronics

???? 160H Playing Time BT-A10 Motorcycle Helmet Headset Microphone Has A Built-In 2600mah Lithium-Ion Battery, Which Can Play Continuously For Up To

Motorcycle Helmet Bluetooth Headset,Geva BT V5.0 Bluetooth for Helmet,160 Hrs Riding Bluetooth Speak…See more Motorcycle Helmet Bluetooth Headset,Geva

【Bluetooth V5.0】The new version BETOWEY BT-S3 helmet bluetooth headset delivers advancements in usability and clarity with Bluetooth V5.0 and voice

BETOWEY Motorcycle Bluetooth Headset, BT-S3 V5.0 Helmet Communication System 1000m Rider to Rider Intercom with FM Radio for Motorcycle/ATV/Dirt Bike

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[Full-duplex intercom], the maximum ideal speed is 80 km/h-120 km/h, and the longest straight-line barrier-free distance is 800-1000M. After Bluetooth

Yaconob BT-S3NS Motorcycle Bluetooth intercom, Off-Road Motorcycle Helmet Bluetooth Headset 1000m Bluetooth Communication System Connect up to Three

Yaconob BT-S3 Motorcycle Bluetooth intercom, Off-Road Motorcycle Helmet Bluetooth Headset 1000m Bluetooth Communication System Connect up to Three People Two People Talk at The Same time (1 Pack) : Electronics

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