Operating Frequencies: 2.4 GHz ISM band
Dynamic Range: >109 dB (A-weighted), typical
Total Harmonic Distortion: <0.05% typical
Operating Range: 30 m (100) typical
Open range environment with no interfering signals
Operating Temperature Range: 0* C to +40* C (32* F to 104* F)
Battery performanc...
: LINE : isoundup 
