Applicable to the computer, MP3, DVD, CD, television, radio, computer and amplifier ... ability, Signal transmission attenuation little use effect.Product use:Applicable to the computer, MP3, DVD, CD, television, radio, computer ... use:Will the cable 3.5 mm plugs MP3, DVD, TV, CD 3.5 mm stereo headset, export ... 3 meters. Applicable to the computer, MP3, DVD, CD, television, radio, computer and amplifier