MSONIC in-ear Bluetooth earphones, elegant music quality, the ideal choice for handsfree enjoyment of music.
SpecificationSpeaker frequency: 20~20K HzSpeaker sensitivity: 100dB + 3dB at 1KHzImpedance: 32 Ohms±10%Microphone sensitivity: -58+3dBMicrophone directionality: Multidirectional designMicrophone frequency response: 100-10000HZBluetooth version 4.1Transmission distance: up to 5mFrequency range: 2.402~2.480GHzOnboard 60MAH lithium-ion batteryRated power: 15mWCharging voltage: DC 5VCharging time: approximately 2 hoursMusic play time: approximately 2 hoursCall time: approximately 3 hoursStandby time: approximately 300 hoursCable length: 500±50mmAccessories: USB cable 1pcs