Elevate your singing experience with our karaoke microphone. With a 5-watt output power and a frequency range of 150Hz–20KHz, every note will sound crisp and clear. The built-in rechargeable battery ensures hours of fun.Compatible with a memory card of up to 32GB (not included), it supports MP3 and Wav formats for endless music options. Enjoy wireless freedom with a Bluetooth transmission distance of up to 50 feet. Designed for high performance with a signal-to-noise ratio of 85 dB and a maximum sound pressure level of 115 db, this wireless microphone for karaoke is perfect for all fun singing sessions.