With control buttons to play, pause and skip songs, the nitro blasts your favourite tunes from your playlist, tf/msd card or selected fm radio station in great stereo sound! Nitro has 2 speakers and a passive subwoofer to give a stereo sound quality, along with a built-in microphone for hands-free calls. The rubberized finish offers the backdrop for a full-coverage branding option to colorfully promote your message and with the included carrying pouch, you can take nitro with you anywhere.