1.wireless VHF microphone 2.VHF stability circuit 3.2 channel fixed frequency 4.handheld can be recharge

EALSEM   ES-3100W    wireless VHF microphone

System parameter

Carrier frequency:VHF 205-270MHZ

Modulaton mode:FM

Channel number:2channel,

Frequency stability:+/-0.005%

Dynamic range:100dB

Max modulation:+/-75KHZ

Frequency response:30HZ-15KHZ(+/-3dB)

S/N rato:>105dB

THD:  ≤ 0.5%

Working range:50-80M(without obstacle)

Working temperature:-10-40°C

Receiver

Receiver mode:Heterodyne frequency comversion receiver

Intermediate frequency:10.7MHZ

RF squelch: ≥ 75dB

Max level output1V

Power: DC 12V/300mA

Transmitter

Antenna:Handheld microphone with built-in screw antenna

Output power:30mV

RF squelch:60dB

Power:2*1.5V AA

Battery life:About 10 hours