Universal Wireless Microphone For Speech Meeting
Model:RF-MW01
Transmission distance:50M
Audio signla:Digital sampling,mixed output
Frequency:630-690MHZ
Battery:3.7V Li-battery,400mAh
Power supply:USB5V
Features:
1.Handhed+head mounted
2.Using UHF digital chip
3.Transmission delay is less than 1ms, plug and play