Connector: 3.5 mm (1/8 inch) Male RCA red/ white Male. Suitable for General Audio Applications. Nickel-plated connectors. Fully molded connectors provide strain relief. Foil shielded to prevent unwanted EMI/RFI interference. Extend the distance from your iPod, MP3 player to any audio output / speaker devices. For audio / music output ONLY, audio input not available: Mic on the cell phone headset will not work with this adapter. Connects PC sound card, portable CD player, MP3 player, HTC, LG, Samsung, Nokia, Motorola, or any mini-stereo audio device with 3.5mm jacks to multimedia speakers. Standards: UL, CSA, ISO 9001:2000 manufacturer