... output, i.eMP3 Player, Portable CD Player, Television, Personal Computer, Game Station, FM RadioMP3High Fidelity Wireless Headphone*High sensivitity, interference, strong ... with audio output such as full channel TV sound, PC, game player, DVD Player, VCD Player, audio device, MP3 Player ... indicator becomes dim2. 2.the receiver reception is poor3. 3.the volume becomes weak and the sound is distorted. ...