Features and Specification:

True wireless stereo earbuds with genuine leather ring belt

- Battery type: Polymer lithium

- Battery capacity (Charging case): 4000mAh

- Battery capacity (EarBuds): 50mAh

- Standby time: 150 hours

- Talking time: 4-5 hours

- Music playback: Up to 5.5 hours

- Full charging time for case: Up to 2 hours

- Charging for EarBuds: Around 1 hour

- Bluetooth version: V5.0 + EDR

- Working distance: ≥10 meters

- Micro port input: Charging for charging case

- Size (Charging case): 50.5 x 34.8 x 53.5mm, (EarBuds): 21.3 x 17.96 x 26.89mm

- Weight: 49.2g±

- EarBuds button: MFB button

- Bluetooth chipset: RealTek

- Frequency range: 2.402-2.48Ghz

- Speaker frequency range: 20-20Khz

- Speaker size: ø 6mm

- Speaker sensitivity: 91dB±3dB

- Speaker impedence: 16Ω

Main Function

- Bluetooth 5.0

- TWS (True Wireless Stereo)

- Mono, Stereo

- Listening music

- Phone call

- Passive noise reduction

- Stereo phone call

- Smart role swap

- Siri