MOXX M16 Wireless MicrophoneSpecification :Operating frequency: 2.4GHzsensitivity: 26DBTransmission delay: 15msFrequency response range: 20-20KHzSignal-to-noise ratio: 64DBMTransmission distance: 20 meters (accessible)Battery capacity: 200mAhCharging time: About 1.5 hours.Working time: 11 hoursCharging voltage: DC5VOperating voltage: 3.7VAutomatic paring upon startup










