DSP Mountain View chip karaoke integrated audio wireless microphone mobile karaoke home singing microphone
--Bluetooth version5.0 Built-in battery capacity1200mAh-2000mAh (inclusive)Signal-to-noise ratio≥70db Frequency response range100HZ-20KHZRated power8 Rated voltage5Battery life3-6h (inclusive) Radio headCapacitorBuilt-in battery or notBuilt-in battery