Describe
The VHF wireless receiver with advanced synthesized true anti-interference 
Reception technology design.provides the efficacy for eliminate the random noise inter-
Ference when the receiver is at standby state,Audio output is equipped with both balanced and unbalanced outputs for virtually all amplifiers input.

W221  lncluding:
4 PCS  Recelver H940
4 PCS  Body transmltter   H10b
4 PCS  Handheld transmitter  h10h
4 PCS  lavaller mic
4 PCS  Headset mic
1 PCS  Adapter and cable

Technical   Data                     
Frequency Range:         UHF 539-599MHz          
Frequency Stability:     ±0.005%            
Dynamic Range:           >90dB                     
S/N Radio:                     >95dB   
Frequency response:   50Hz-15KHz
Power Supply:              DC 12V     
Audio Frequency Output: 
                     Balance:    0-±200mV  
                        Mixed:    0-±300mV
Weight:                          ~1.58 kg 
Dimentlon:                    480*209*50mm

Transmitter   Data
Handheld Mic&Bodypack                 
Transmitting Power:         10mW          
Modulation Mode:            FM         
Max Adjustment System: 20KHz                     
Power Supply Voltage:     3V
                      (2x AA 1.5V battery)
Working Distance:            30-50M
Working Time:                   4-6 hours
Handheld Mic   Dimention:                 253*52mm
Bodypack   Dimentlon:                        110*65*21mm