9th Generation Bone Conduction Technology

8th Generation Air Conduction Technology

Wireless Headphone

Wireless Headphone

29g

29g

33 feet

33 feet

Bluetooth 5.3

Bluetooth 5.2

IP67

IP68（Top Waterproof）

Full-Wraparound

Full-Wraparound

18H

24H

Type-C

Magnetic Induction Cable

Yes

Yes

1.5H

2H

Yes. A 5-min charge for 1.5 hours of usage

Yes. A 10-min charge for 1.5 hours of usage

300H

360H

Dual Noise-Canceling Mic

Dual Noise-Canceling Mic

-38dB ± 3dB

-38dB ± 3dB

A2DP, AVRCP, HSP, HFP

A2DP, AVRCP, HSP, HFP

20Hz~20KHz

20Hz~20KHz

105 ± 3dB

105 ± 3dB

2 Years

2 Years

9th Generation Air Conduction Technology

8th Generation Air Conduction Technology

Wireless Headphone

Wireless Headphone

26.2g

32.2g

45 feet

33 feet

Bluetooth 5.3

Bluetooth 5.3

IP56

IP56

Full-Wraparound

Full-Wraparound

12H

24H

Type-C

Magnetic Induction Cable

Yes

Yes

2H

2H

Yes. A 5-min charge for 1.5 hours of usage

Yes. A 10-min charge for 1.5 hours of usage

300H

360H

Dual Noise-Canceling Mic

Dual Noise-Canceling Mic

-38dB ± 3dB

-38dB ± 3dB

BR，EDR，BLE，SBC AAC

A2DP, AVRCP, HSP, HFP

20Hz~20KHz

20Hz~20KHz

105 ± 3dB

105 ± 3dB

2 Years

2 Years