Right now this is in stock with blue tooth communication This flight computer is sold as a bundle, along with its radio ground station, software and accessories. Capabilities Flight data recorder Deployment altimeter Long-range telemeter Accurate GPS tracker Tilt-sensitive staging device Remote actuation device Key features (New) Dedicated Android mobile telemetry application to get rid of your laptop when you're on the launch site! Radio communication with a ground station and a PC software, for telemetry, remote control and configuration. On-board GPS measuring 2D position anywhere on Earth, so you never lose your rocket again. Accelerometers up to ±200G for accurate speed measurement. Barometer capable of 20km altitude and with Mach tolerant apogee detection. Gyrometer for attitude measurement and safer propulsion staging. High-rate BlackBox with a dedicated and convenient flight analysis software. Extremely versatile flight event programming based on a chain of rules ! Compact, lightweight and convenient format : only 25mm wide for 23 grams, with battery reverse polarity protection, LEDs, buzzer, and monochrome screen so that you no longer need to learn Morse code. Great IOs : 3 high-current pyrotechnic outputs with continuity detection, 4 auxiliary outputs with servo control capability, and 2 analog inputs for pressure transducers, thermocouples and more. Smart and reliable firmware to take full advantage of Fluctus’s hardware components. Video Instructions More information and resources on silicdyne.netm instructions