Original Lenovo UM20-U K Song Wireless Digital Microphone Live Recording Equipment with Wireless Receiver (Black)

1. U segment transmission, wireless K song. 2. Intelligent noise reduction, real-time ear return. 3. AI smart DSP chip, high fidelity and lossless sound quality. 4. Multiple sound effects make your voice more tuneful. 5. Compatible with iOS/Android/Windows system. Parameter 1. Working current: 230-260ma 2. U segment transmission distance: 6-10m 3. Signal to noise ratio: 85dB 4. Dynamic range: 80-100dB 5. Total harmonic distortion: 0.5%-1% 6. USB HIFI digital audio: 44.1KHz/16 bit Microphone - Battery capacity: 2600mAh - Charging time: about 3h - Battery life: about 10h Wireless receiver - Battery capacity: 500mAh - Charging time: about 2.5h - Battery life: about 3h packing list: -1 x microphone -1 x wireless receiver -2 x audio cables -1 x USB-C to USB-C cable -1 x USB to USB-C cable -1 x velvet bag -1 x blow-proof cotton -1 x manual