The aim AS301HPA is a portable headphone bass booster and amplifier. It’s small but powerful enough to drive your headphones in the best performance, it also offers better bass enhancement. Just connect it between your MP3 player and headphones or earphones, you can get louder sound and better bass performance than before. Moreover, through aim AS301HPA, you can lower player sound output level, and extend the playback time of audio player. Enjoy the quality sound performance by this little device!

X-Tube combines the latest AS301DTS and Alteam AH516 high-quality headphone to enjoy an amazing DTS surround sensation technology you have never experienced before. DTS Surround Sensation Headphone technology can let you enjoy 5.1 surround sounds through a pair of headphones; ergonomics design AH516 can let you wear for long time. It also offers you better bass performance. Just try it, you will hear the difference!

The AS301DTS is small enough to fit in your pocket, yet allows you to play and record anywhere, anytime. Apart from the lovely tube design, the AS301DTS features integrated DTS Surround Sensation Headphone *, which
provides a complete Virtual audio-processing package, enhancing your movie and music experience with a pair of speakers or headphones.
*DTS works for Microsoft Windows only.