Professional 2.8.4pro Flight Control 32bit Flight Control Autopilot Improved Version Features: 1. Independent IMU inertial control unit, built-in suspension damping mechanism, can effectively inhibit the rack vibration 2. Remove SPKT / DSM, CAN, such as not commonly used interface 3. Based on powerful programs and a wealth of external extensions 4. Peripheral interfaces such as GPS \ Telem \ Power and APM2.5 \ 2.6 \ 2.8 common parameter: Master size: 69mmx45mmx16mm Master weight: 33g Note: The baby image is the default shell pattern, if you need custom shell pattern, please contact customer service and provide pattern material. Features: 1. Advanced 32-bit ARM CortexM4 high-performance processor, 2.8 PWM / servo output, maximum support 8-axs multi-rotor 3. Provide automatic and manual mode; 4. Provides redundant power input and failover capabilities; 5. Multi-color LED lights; 6 multi-tone buzzer interface 7.Micro Secure Digital Memory Card records flight data; Hardware parameters: processor 1.32-bit 2Mb cache STM32F427 Cortex M4 with hardware floating point processing unit 2. Frequency: 168MHZ, 256K RAM 3.32 bit STM32F103 backup coprocessor sensor 1.L3GD20 3-axs digital 16-bit gyroscope 2.LSM303D 3-axs 14-bit acceleration / magnetometer 3.MPU6000 6-axs accelerometer / magnetometer 4.MS5611 high-precision barometer interface 1.Futaba SBUS compatible input