Garmin 10ft Xdcr Extension Cable 21pin Panoptix LiveScope. This cable is 10' (3 m) and is a 21-pin extension cable. It is compatible with the following Garmin devices: GLS 10 Sonar Module Panoptix LiveScope System and Panoptix LVS32 Transducer. Specifications for Garmin Panoptix LiveScope Transducer Extension Cable 21pin: Manufacturer: Garmin Additional Features: 21pin Size: 10 ft Color: Black Features of Garmin Panoptix LiveScope Transducer Extension Cable 21pin Extend the cable length of your Panoptix LiveScope transducer Cable Length: 10' (3 m) Number of Pins: 21-pin Compatible with GLS 10 Sonar Module Panoptix LiveScope System and Panoptix LVS32 Transducers Package Contents: Garmin Panoptix LiveScope Transducer Extension Cable 21pin Garmin 010-12855-00: 10ft Xdcr Extension Cable 21pin Panoptix LiveScope