Shearwater Swift TransmitterDESCRIPTION The Shearwater Swift Transmitter is a smart wireless air transmitter for your Shearwater AI Dive Computer. Fitted to your 1st stage, the Swift broadcasts your tank pressure straight to your dive computer so that you can see how much gas you have left. The Swift, unlike most transmitters, listens for other transmitters and waits until the airwaves are clear to reduce chances of interference from other transmitters. The Shearwater Swift is