TCI Headset Fill Key/Audio Adapter with Cable, 8". Benefits include superior flexibility over rigid, metal fill adapters because this is an adapter utilizing cable. In addition, the connector profile is reduced by as much as three inches off the top of the radios, whereby reducing equipment interference and making the system lower-profile and more comfortable to use for the operator. Ideal for customers who have Urban MBITR audio accessories and want to use them with Maritime MBITR (10-pin connection). It is also beneficial for customers who use both Urban and Maritime MBITR radios. Used to convert Urban MBITR Headset Connection/PTT to 10-Pin Maritime JEM or MBITR. Designed for Headset Audio.