twist out wireless headphones and speakers 2 in 1 combo

twist out wireless extra bass headphones and speakers 2 in 1 combo voltix. Supports wireless function. Dual function: the ear pieces twist so you can use it as a portable speaker. It features FM radio, AUX-in Jack & memory card slot. Incoming call alert when listening to music. Use this headphone as your hands-free headset! It features a Mic and High Definition Hyper Bass Sound. Great for listening to MP3, watching DVD/movies, online chatting, and game playing on any device with wireless function.