VHF Dual channel wireless microphone with ECHO

Features 

1. Dual channel VHF wireless microphones system with Echo control

2. Dual Fixed frequency

3. Very are suited for stage performance & home karaoke use

4. Handheld mic and lavalier or headset available
 

Specification

System Specifications
 
Working range 50M
 
Working temperature range 5°C-45°C
 
Frequency range 150-270MHz
 
Receiver
 
Receiving sensitivity <8uV
 
P/N Ratio> 50dB
 
De-emphasis 50uS
 
Output impedance 600 Ohms
 
Audio output 0-0.5V
 
Power AC220V/110V                            
 
Dynamic range ≥60dB
 
THD ≤1%
 
Transmitter
 
Frequency stability±0.005%
 
Output power ≤30mW
 
Suppression of stray radiation  >40dB
 
Modulate mode FM
 
Max. Frequency ±75KHz
 
Microphone Dynamics
 
Pre-emphasis 50uS
 
Battery 2*AA