One to two wireless lavalier microphone intelligent noise reduction receiver microphone clip wireless microphone

Microphone type: Live specific microphoneWireless: NoneRadio head: capacitorBattery life: 6-8 hours (inclusive)Signal to noise ratio: ≥ 60dBBuilt in battery capacity: 1000mAh-1200mAh (inclusive)Built in battery: Built in batteryTarget audience: Live streaming audienceColor: DX12 1-to-2 Type-C, DX12 1-to-2 Lightning [iOS], DX12 1-to-2 Type-C+Apple Adapter [Universal]Input voltage: 5VMicrophone battery capacity: 120MAHCharging box capacity: 1300MAH lithium batteryMicrophone directivity: OmnidirectionalBattery life: 10 hoursSignal to noise ratio: 70DBMTransmission delay: 30MSSensitivity: -42DBAudio frequency response: 80Hz-20KHz (± 3db)Transmission distance: accessible 15m-20m