ESEEKGO EB-07B TWS Wireless Bluetooth Earphones - Black

Eseekgo EB-07B. TWS Wireless Bluetooth Earphones. Published specifications Operating frequency: 2.402-2.480GHz Transmission distance: ≥ 10M (unobstructed) Response frequency: 20Hz~20KHz Speaker unit: Ø 13mm/32 Ω Microphone: -42 ± 3DB Charging compartment battery: 150mAh; Earphone battery: 30mAh Charging time: approximately 1.5 hours Earphone working time: Tested to play continuously at 100% volume for about 3 hours Charging input standard: Type-C DC 4.75-5.25V Protocol support: A2DP/AVRCP/HFP/HID/AVCTP/AVDTP/SPP