USE - Toslink optical cables can be used with digital audio inputs and/or outputs commonly found on many Dolby Digital and DTS surround sound receivers, DVD players, CD players, cable boxes, MP3 and DAT recorders, outboard AD/DA converters and satellite dish receivers. Or other Toslink compatible digital audio devices CLEAR SOUND - Unlike copper, fiber optics uses light to transfer the signal, so there is no EMI or RFI interference to degrade the sound quality PROTECTIVE PLASTIC END CAPS - Protects the fiber optic conductor from dust, dirt, and other materials that can interfere with data transmissions NON-SLIP RUBBER GRIP CONNECTOR - Enables easy handling during installation and the ability to easily insert and remove this cable from the input/output of your device PACKAGING - To ensure you receive the highest quality products, C2G packages all product in C2G branded packaging