... Player, Television, Personal Computer, Game Station, FM RadioMP3High Fidelity Wireless Headphone*High sensivitity, interference, strong signal, outstanding performance, ... Bass speaker for great enjoymentHi-Fi for beautiful sound*Wireless reception from any electrical device with audio output ... such as TV set, audio device, DVD/VCD Player, multimedia, PC, MP3, Walkman, etc.Power supply: 2*AAA ...