Sports Bluetooth earphones with semi in ear intelligent noise reduction and ultra long battery life, wireless Bluetooth earphone

Bluetooth solution: (Blue Flood 5656T3) V5.3

Supported protocols: HFP, A2DP, AVRCP

Earplug battery capacity 25mAh * 2

Charging case battery capacity: 180mAh

Speaker: 13 millimeters in diameter

Charging time: 1.5 hours

Talk time: 4 hours

Play time: 4 hours

Standby time 200h

Speaker sensitivity: 93 ± 3dB

Speaker impedance: 16 Ω

Standard input voltage DC 5V

Bluetooth operating frequency: 2.402GHz~2.480GHz

Frequency response range: 20Hz~20000Hz

Maximum transmission distance: 10 meters

Interface: Type-C

Material: PC+ABS