SN-M42 VHF Wireless Miccrophone Systems for Teaching Speakings

Technical Specification:

Frequency range:170-270MHz

Frequency stability:+ 0.005%

Frequency response: 40Hz-18KHz

T.H.D:<0.5%

Output:XLR balance and 1/4"unbalance plug

Output voltage:1/4”:0-300mV

Cover range:6W

Operation temperarure:-10℃~50℃

Receiver

Rated power:6W

S/N.:>100dB (1KHz-A)

mirror frequency rejection: >95dB

spurious reduction:>100dB

RF sensitivity: -85dBm

Power voltage:AC:220V/50Hz AC:110V/60Hz

Transmitter

RF output power: ≤10mW

Modulation mode: FM

Max modulation frequency:± 45KHz

Power: AA1.5X2

Battery life:8 hours

wireless microphone