What is a 1/8 cable used for?
The most common use for an 1/8-inch TRSM to 1/8-inch TRSM cable is pairing a listening device, such as a smartphone or MP3 player, to the auxiliary input of a car stereo or mixing board.
Is a 1/8 inch jack the same as 3.5 mm jack?
A 3.5mm jack is roughly 1/8 inch. Format-wise, they are interchangeable with a simple adapter. Same signal on the wires. 3.5mm jacks are almost always found in stereo (TRS).
What size is a 1/8 headphone jack?
The most common size is the 3.5mm jack, also referred to as the 1/8″ jack. This size is used on most portable audio players, such as MP3 players and smartphones. It will work with all headphones that have a 3.5mm plug.