Hua Eagle C3 wireless earphone bluetooth earphones neck type sports headset is suitable for android ios bluetooth phone headset Parameter specification: Bluetooth specification: bluetooth 5.0 Transmission distance: 10m Bluetooth protocol: A2DP, HFP, HSP, SPP, AAC, EDR Standby time: about 100 hours Charging time: about 1-2 hours Playing time: about 8-10 hours Call time: about 9-11 hours Applicable products: mobile phones, ipads, laptops, desktops and other devices with bluetooth function Direct horn: 10.1mm 0.2mm Speaker impedance: 16 Ω z + / - 15% Sensitivity: 105dBat 1kHZ 1mw(0.179V) Distortion: 3%Db at 1KHz Left and right balance: 3Db at 1kHz Meter head size: 4MM 0.1mm x 1.5 0.1(H)MM Sensitivity: -38 3DB Microphones impedance: 2.2 K Ω plus or minus 10% Directivity: omnidirectional Wire: TPE embossing line Net weight: 14.5 g
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