Hi WandaI found the link: http://www.phonopreamps.com/TC-780LCpp.html . Hope this helps!CheersKen Phonopreamps.com TCC TC-780LC Details and Hookup Technolink TC-780LC Stereo Line Level Amp / Booster Available in BLACK or SILVER Finish Do you have a line level source (TV audio, MP3 player, video ... View on www.phonopreamps.com Preview by Yahoo