Run-in / Burn-in hour music for bass (16Hz to 250Hz) (1080p)

1. This burn-in / run-in is only used on earphones.
2. Don't wear earphones.
3. Volume recommended to be set to 100%
4. Note: Do not use an amplifier and ANC.
5. Please rest the headset for half an hour after you finish.
The photo was taken at Komatsu Airport, Japan.

[@yehcary1514]

真的很好用，感謝🎉

[@user-sim9a9]

包一下新耳機 試試效果

[@willieliao0906]

是煲

[@spark_1115]

我聽一個喇叭壞掉==
建議太便宜的不要用