IPX4 waterproof

Chip: JL6973D4

Bluetooth Version：V5.1

Earbud Battery: 25mAh*2(Fully charged in 1H)

Charging case battery: 300mAh

Play time: 4H (80% volume)

Talk time: 4H

Standby time: 50H

Charging time: About 2H

TYPE-C port

Charging case dimension: 52*24*45mm

Earbud dimensions: 32*18.5*20mm*2

Net weight: 3.5g*2(Earbuds)/27g(Charging case)

Wireless working range: 10M (without obstacles )

Speaker: Φ10MM, diaphragm

Speaker sensitivity: 93±3 dB  1kHz/1mW

Profiles supported: AVCTP/AVRCP/AVDTP/A2DP/HFP/SPP/SMP/ATT/GAP/GATT/RFCOMM/SDP/12CAP

Impedance: 32Ω±10% 1kHz

Speaker frequency: 20Hz～20KHz

Input voltage / current: DC 5V/1A