Koss 155954 VC20 Volume Control, Standard Packaging, 39-Inch Cord, Compatible with Cell Phones and Headphones

The Koss VC20 Volume Control Cord helps you control the volume of your music with this convenient volume control accessory. It provides convenient level adjustment from any headphones. The VC20 connects to any 3.5 mm. auxiliary headphone output.
Volume control provides convenient level adjustment from headphones
39″ cord
Connects to any 3.5mm plug
Includes pocket/belt clip for convenient positioning
Can be used with any portable music device
Connects to any 0.125-inch headphone jack
Minijack iPhone compatible plug (not gold plated)
Lifetime warranty