Plug and play – UHF wireless microphone with 50m receiver stable transmission distance, stable signal, no delay, no interference. Built – in highly sensitive condenser microphone can perfectly capture the soundtrack, make the sound more clear and realistic. Gooseneck flexes any way you please and stays in place so that its easy to fix on instruments. It can effectively filter the noise generated by the vibration of the instrument, effectively improve the degree of sound reproduction and make the performance perfect. This microphone is designed for wind instruments saxphone, wireless connections, plug and play. Material : Plastic Receiver : Frequency : 660 – 690Mhz Channel : 16 Receiver Sensitivity :- 94dBm Frequency Response : 80Hz – 15KHz ± 3dB Plug : 6. 7V lithium battery (Built – in). 1 Piece Microphone 1 Piece Receiver. Please allow slight dimension difference due to different manual measurement. Please verify your address during checkout. We are not responsible for any wrong or undeliverable addresses. People always bought together with.