Condition : Very good
Description :
UHF 40 meter signal transmission
Frequency range: 470-960mHZ
Dynamic range: >90dB
Comprehensive distortion: <0.5%
Frequency response: 30-18KHz
Receive sensitivity: <-108dBm@12dB SIND
Battery capacity: lithium battery, working for 4 hours
Compatible with 3.5mm/6.35mm audio port device