•Adopt UHF 5th generation low power consumption, frequency conversion technology, stable signal, automatic startup, strong anti-interference, plug and play. Support 15 groups of frequencies at the same time •The high-sensitivity microphone picks up clear and loud sounds and prevents noise. Strong anti-interference, stable signal, signal can be received within 50-80 meters •Ergonomic design, comfortable to wear. The head-mounted bracket is detachable from the main unit, making it easy to carry. It can be used as a handheld microphone •Built-in rechargeable 400mAh polymer battery, a full charge can ensure 6 hours of working time •Can be widely used in various occasions, such as tour guides, supermarkets, training, company meetings, hosts, etc. Specification: •Audio mode: digital sampling •Pairing method: automatic pairing •Transmission method: UHF •Frequency response: 20Hz-16KHZ •Frequency range: 636MHz-799.5MHz •Audio output: mixed output •Power consumption: 0db current