Overall characteristic
Frequency band：UHF（600MHz-920MHz）
Number of frequency：100
Frequency band width：25MHz
Modulation mode：FM
Frequency response：50Hz ~ 15KHz
S/N ratio：﹥95dB
Cover range：Without interference ,within 50 meters is the most ideal
Operating temperature range：5°C ~ 45°C

Handheld microphone transmitter
RF power output：15mW
Oscillation mode：digital frequency synthesizer
Transmit frequency stability：within 30ppm
Dynamic range：≥100dB，A –weighted
Frequency response：50Hz ~ 15KHz
Maximum input sound pressure：130dB SPL
Microphone pickuphead：moving coil heart type pointing
Battery：two- pieces battery of 1.5V
Current consumption：under 35mA）