Immerse in Bass, Release from Noise BASS ONE adopts AUSDOM new Noise HELMET technology, through DSP intelligence computing to generate reverse sound waves equal to noise, thereby environment noise reduction is achieved. Superb Deep Bass, You can Feel it With new 40MM NdFeB dynamic drivers plus dual 30MM integrated speaker units, it will tell you what's real bass and power rhythm hits your heart directly. More Advanced Chip, More Stable Connection It features Qualcomm Bluetooth 5.0 chip. Compared to QC4.0, it increases transmission speed, transmission distance, connection stability and information capacity by times. Faster Charging, Unlimited Joy With 750 mAh rechargeable lithium battery, BASS ONE can totally work 50H on a single charge, which offers constant enjoyment. Type-C port makes charging faster and easier. Listen in Comfort, Lost in Bass BASS ONE combines ergonomic fit and sound quality. The supreme comfort earpads block out some noise for you. 7N clamping force fits most consumers. Slide Up or Down, Bass Always Online If you are a bass junkie and wanna lost yourselves in audio experience of a live concert, now use the adjustable slider to get the bass level you want.