GK-E081
Bluetooth version: V6.0 Bluetooth solution: Zhongke Lanxun AB5756 Audio encoding protocol: SBC AAC Effective range: ¡Ý 10 meters Camera battery: pure cobalt/35mAh/with protection board Earphone charging time: ¡Ö 1.5 hours Charging standard: DC 5V-500mA for earphones Charging times: about 2 times Speaker size: Ø 11mm Composite film Speaker impedance: 32 ¦¸¡À 15% Frequency response range: 20Hz~20KHz Weight (single earphone): ¡Ö 4.8g Weight (complete set): ¡Ö 40.7g Supports Bluetooth protocols: HFP, A2DP, AVRCP Signal power level: Class 2 Operating frequency: 2.402GHz-2.480GHz Earphone charging voltage: DC 5V ¡À 0.2V Charging box Battery specifications: Pure Three yuan/250mAh/charging box with protective board Charging time: ¡Ö 2 hours Connection standby time: ¡Ö 40H Accumulated battery life: about 17H Speaker sensitivity: 117 ¡À 3dB Charging box size: 63 * 50.5 * 30.5mm Individual headphone size: 28 * 22 * 27mm
