TSL-903Horn diameter : Φ40mmImpedance : 32ΩFrequency response : 20~20000HzSensitivity :106dBReceiving distance : 10mWireless version : v5.3Battery capacity : 150 mah
TSL-903Horn diameter : Φ40mmImpedance : 32ΩFrequency response : 20~20000HzSensitivity :106dBReceiving distance : 10mWireless version : v5.3Battery capacity : 150 mah