About this item IN THE BOX: 25-foot audio adapter cable with (1) 3.5mm Male connector on one end and (2) Male RCA connectors on the other end CLEAR AUDIO: Dual-shielding, polished metal connectors, and a corrosion-resistant gold-plated 3.5mm connector for pure, clear audio and minimal signal loss STANDARD AUX JACK: Works with left and right audio input and devices with a standard 3.5mm auxiliary jack (typically used for headphones or ear buds) CONNECTS DEVICES: Easily connects devices like a smartphone, tablet, or MP3 player to a speaker, stereo receiver, or other RCA-enabled device Size: 300 x 0.8 x 0.8 inches