● Chipset：ATS3031(Earbuds)+Dongle ATS3031

● Bluetooth：Bluetooth® Classic+LE 5.3,  

● Noise reduction: ENC call noise reduction ( Dual-microphone )

● Speaker driver：φ8 mm

● Battery capacity：Earbuds -40mAh / Charging case -300mAh

● Transmission distance: Bluetooth ≥10M，Dongle≥5M