Brand: Parts Express. MPN: 320-343. Connect your amp boards and preamp boards together with this micro JST PH 2.0 type shielded cable to speed up your project build. Key Features: Shielded to prevent outside interference Fits most JST PH 2.0 type 3-pin sockets for quick hookup 20cm cable for flexibility Micro JST PH 2.0 3-Pin Aux-In/Out 6.67 x 4.1mm Plug with 20cm 2-Conductor Shielded Leads If you ve lost an included cable with a DIY project kit or the amp board didn t include this cable will make your project so much easier to complete. Most amp and preamp boards are using 3-pin JST type sockets for line-in/out to prevent having to solder to the PC board. This cable makes the DIY projects so much easier to build with its plug-n-play lock in characteristics. This characteristic keeps the 3-pin plug locked in place even with heavy vibrations or G-force while the 20cm shielded cable prevents outside interference. The plug s dimensions are 0.26 W x 0.26 D x 0.16 H including the single notch. The 2.0 stands for 2mm pitch which is the pin separation.