New Microphone, Audio, Wireless Microphone, Bluetooth, Karaoke Sound, Household Singing, Household KTV Feature Surround sound quality, multiple tone adjustments, surround sound, embedded sound card with high and low sound quality, enjoying KTV effects Strong signal, long distance, fast response, and a link distance of up to 10 meters for a and music journey Built in high-definition speaker, can listen and sing while listening, can reduce noise and input sound. Bluetooth connection can also be used as a sound system The three-layer filter head reduces noise noise and highlights, speakers have good quality and, Mixing console mode switching, and loop microphone volume adjustment adjustment.Accompaniment adjustment Dtop marking, effectively protecting the of the microphone core, with built-in spray sponge, multi-layer protection to filter out noise Clear human voicespeaker and a small body with a voice, presenting soft and stunning music for you Product parameters Process: ABS Internal battery capacity: 1200mAh to 2000mAh (included) Signal to noise : 70db Frequency response range: 100HZ-20KHZ Rated power: 6 Rated voltage: 3.7 Range: 3-6 hours (including) Radio head: capacitor Range: Universal Built in battery: Built in battery Color:white Product sise : 4.063.353.19 inch Product weight: 0.88 Ib Gross weight: 1.2 Ib Packaging size: 6.695.983.35 inch The Package Include 1 Integrated microphone and audio 1 instructions 1 audio cable