● Chipset：ATS3031(Earbuds)+Dongle ATS3031

● Bluetooth：Bluetooth® Classic+LE 5.3,  2.4G Proprietary

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

● Speaker driver：φ10mm

● Battery capacity：Earbuds - 65mAh  /  Charging case - 500 mAh

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