UGREEN LightBuds Pro

* Bluetooth Version: 6.0
* Max. RF Output Power: 4dBm
* Transmission Distance: 10m/33ft Max (no blocking)
* Bluetooth Profile: HFP/AVRCP/A2DP/BLE/SPP
* Codecs : AAC/SBC/LDAC
* Frequency Response: 20Hz-40kHz
* Charging Port: USB-C
* Charging Case Battery: Polymer Lithium-ion Battery
* Capacity-Earbuds: 35mAh 3.85V (0.135Wh)
* Capacity-Charging Case: 400mAh 3.7V (1.48Wh)
* Charging Case Input: 5V⎓500 mA
* Charging Case Output: 5V⎓200 mA
* Charge Earbuds: About 1.5 hours
* Charge Charging Case: About 2 hours
* Operating Time: About 6 hours of music playback with single charging, About 30 hours of music playback with charging case