TW969 Audio series-TWS earbuds

Bluetooth Version: V5.3 | Earbuds Battery: 40mAh Charging Case Battery: 300mAh | Play Time:7H(60% Vol.) | Talk time:5H(60% Vol.) Buds Charging Time: 1.5h | Case Charging Time: 1.5h | USB Port: Type-C | Charging Case Dimension: 48*48*29.5 mm | Buds Dimension: 19.5*17*21.3mm | Buds Net Weight: 3.7g | Charging case Net Weight: 30g | Wireless Working Range: 15m (without obstacles) Profiles Supported: a2dp 1.3\avctp 1.4\avdtp 1.3\ avrcp 1.5\ hfp 1.5 \spp 1.0 Audio code: AAC SBC | Speaker Size: φ8mm | Speaker Frequency: 20hz~20khz Sensitivity: 102?3dB | Impedance: 32Ω | Input Voltage / Current: 5V/1A