The future of personal dive computers powered by OLED color display and Bluetooth technology has arrived. Cuttingedge technology coupled with powerful features could not be any easier to experience. A hoseless, optionally air-integrated computer with patented air time remaining algorithm. High contrast OLED color screen, tilt compensated 3-axis digital compass, Bluetooth ready, up to 4 nitrox mixes, user replaceable battery, and an intuitive push button menu system

This is for the handset only... an optional, transmitter to make it air integrated is available.