2388 Push to Talk Button Press-to-Talk Lead (PTT) 5 pin Aux plug - 5 pin Aux socket. Connects inline between transceiver interface lead and the Autocom transceiver lead* for plug-and-go convenience. Built-in waterproof Toggle switch has three settings: VOX PTT (push-to-talk) Constant Compatible with new Super Pro Auto & Logic*, and previous models: Super-Pro AVi, Active-PLUS, Pro-M1, Pro-7-Sports, Active-7-Smart *Interface Adaptor Lead required (5-pin) Part 2356, for new 2009 Logic and Super Pro Auto models. These models do not come with this lead. Share Buy $91.00 Features Water-resistant switch with molded arc mounting plate for easy installation Mounts ergonomically below the grip for comfortable use without obstructing hand placement or grip Waterproof housing Shipping Details Shipping cost for item: $12.00