Bluetooth headsets are no stranger to us. Bluetooth headsets apply Bluetooth technology to hands-free headsets. They are mainly divided into three types: headset, collar, and TWS headsets. Bluetooth headsets have specific functions and designs. Compared with ordinary headsets, they have no wires. They can be worn for listening to songs and answering and making phone calls during sports, driving and cars, thus achieving the effect of liberating hands. It is very simple and convenient to use. Car Bluetooth headset is a sub-product of Bluetooth headset, and it is also a continuation of mobile phone Bluetooth technology. It has a sense of technology and is very practical. At present, traffic regulations require us to wear helmets when riding trams and motorcycles, which is also to ensure our travel safety. This Bluetooth headset can be used with a helmet at the same time. It is a wireless communication product installed on the helmet. The Bluetooth headset is composed of a host and a remote controller. The host is the center of the Bluetooth headset and can receive mobile phone information; the host is installed on the helmet, the remote controller is sleeved on the handle, and the host is connected to the remote controller. The operation is very simple. According to the needs of users, the designer has undergone sufficient market research, based on the user's usage habits, experience basis, and man-machine operation as the design basis, and adopts a structural design that is easy to disassemble and easy to maintain; the color matching is mainly black, giving people The feeling of capable technology; the design of Bluetooth headsets is in strict accordance with industry protection standards, with the characteristics of three defenses, which can be waterproof, drop-proof, and, when you go out to wear it in rainy weather, you don't have to worry about the damage of the earphone caused by water. The material selection is hard and durable. Bluetooth headset can realize full duplex intercom between 200 m and 800 m of multiple systems. It can be paired with mobile phones through wireless network, and has the functions of receiving and making calls, rejecting incoming calls, hanging up calls, voice dialing, replaying, etc. Through AVRCP, it can switch up and down tracks, pause and control the volume of mobile phone music playing. Support GPS, TTS, voice broadcasting functions in up to 12 languages; support FM, frequency range covers 76HZ-108MHZ; Support walkie-talkie wireless adapter and PTT, can realize unlimited intercom within 5 kilometers. The Bluetooth headset is simple and atmospheric in design, simple to use, can be used with a helmet, has strong functionality, can be used in different occasions, and has high wearing comfort.