Condition: 100% brand new Item type: Lavalier Microphone Material: ABS Color: As picture shown Weight: Approx. 400g Carrier frequency range: 610-690MHz UHF adjustable (500-999MHz) Frequency stability: ±0.005% Audio sampling mode: 48KHz Frequency response range: 50Hz~18KHz Frequency range: 500~999MHz RF bandwidth: 60MHz Frequency points: 24 Signal to noise ratio: 96dB Receiving sensitivity: -95dBm Distortion: 0.05% Dynamic range: 96dB Receive automatic scan Theoretical transmission distance in open environment: about 20-50 meters Applicable equipment: mobile phones and computers can be directly decoded and used, and the power amplifier and stereo are connected to the USB interface, and an additional audio output is required to use Product advantages: U-segment FM\ID code frequency lock to prevent serial frequency\built-in decoding\long-distance reception\receiver direct USB power supply Battery: 4xAA batteries (not included) 1、UHF universal lavalier microphone, K song speech, plug and play, wider frequency range, less interference, easy and perfect display of your voice. 2、With strict control of the electronic circuit, rich and full sound can be captured from the source directly in front of the microphone. For all activities, such as karaoke, live performances, conferences, churches, schools, auditoriums, parties, etc. 3、The USB receiver supports a variety of devices, a wide range of device support applications, as long as the device with USB port and microphone port can be connected and used. 4、The signal is stable and long?distance reception, continuous frequency within 50 meters /164ft without whistling, strong anti?interference ability, stable signal, receiving distance 50 meters/164ft wireless receiver (without strong interference). 5、Digital audio transmission technology, unique digital ID code pilot technology, solve the crosstalk at the same frequency, ultra?low audio delay. 2 x Lavalier Microphone 2 x Transmitter 1 x USB receiver 1 x Audio cable 1 x Adapter 1 x Instruction