MAMBA F722SAPP FC+ F50PRO 3-6S FLIGHT CONTROLLER STACK with Speedybee and Bluetooth/wifi built-in. DIATONE INNOVATIONS NOTICE: PHOTOS IS FOR REFERENCE . SUBSEQUENT VERSIONS WILL CANCEL THE ESC HEAT SINK. MAMBA F722S F50PRO 3-6S FLIGHT CONTROLLER STACK FIRMWARE TARGET : MAMBA F722 (LEGACY) Note:Since STM32F722 heat large , please leave at least 5mm interspace at both sides of the FC with nothing covered to make sure a good air circulation. FC SpecificationsMCU: 216MHz STM32F722RET6 32BITIMU: MPU6000Baro: NoOSD: BF OSDBlackbox: 16M Flash MemoryUarts: 6SetESC Soft: Dshot300/600/1200ESC Telemetry: RX6LED: Blue&Orange for FC Status,, Green 9V, White 5V, Red 3.3VController: 4 Set 2812 LED Bluetooth: SpeedyBee APP Smartaudio: YesRSSI: YesBuzz: YesInput: 3~6S Lipo (12.6~25V)VTS Protection: YesBEC: 5V 2.5A & 9V 2A (Max 3A) ESC Specifications F50PRO INPUT VOLTAGE: 3~6S Lipo (12.6V~25V) CONTINUE CURRENT: 50A×4 BURST CURRENT: 60A (10S) BEC: NO ESC Dshot300/600/1200 MOUNTING: 30.5mm/M3 Supply : Panasonic High Frequency 470uF/35V FC FirmwareBetaFlightTarget: MAMBA F722 Download LinkMounting: 30.5×30.5mm,Φ3Dimensions:Weight: 22gIncluding1×FC MAMBA F722S STACK About BT SpeedyBee Function: