iFlight BLITZ 5.8GHz PIT/25mW/400mW/1000mW/2500mW MMCX VTX Built-in Microphone Dual Cooling System FPV Transmitter IRC Tramp Protocol for RC Drone Airplane Long Range -Specifications: Transmission Power: PIT/25mW/400mW/1000mW/2500mW Mounting Hole Position: 25.5 x 25.5 / φ1.6mm External Dimensions: 50 x 30 x 16mm Antenna Interface: MMCX Weight: 32g Transmission Protocol: IRC Tramp -Features: ·Dual Cooling System: The VTX comes with a CNC heat-dissipating shell and an internal cooling fan, offering a dual cooling effect for improved reliability. ·Variable Transmission Power: Supports multiple power settings from PIT mode to 25mW, 400mW, 1000mW, and up to 2500mW, allowing you to adapt to various flying conditions and regulations. ·Built-In Microphone:A built-in microphone captures real-time audio, providing an immersive flight experience. ·IRC Tramp Protocol:Compatible with the IRC Tramp protocol, this VTX allows easy remote adjustments of settings via your RC controller. ·Comprehensive Port Selection: Features a range of ports including VBAT for direct battery connection, RX for IRC Tramp, 5V OUT for auxiliary devices, and dedicated ports for video and camera signal. -Port Description: VBAT: 2-8S, 7-34VDC positive input GND: negative pole RX: IRC Tramp signal input 5V OUT: 5V power supply output GND: negative pole VIDEO IN: image input port CAMERA OUT: camera signal output CAMERA IN: camera signal input -Function Description: Frequency band and channel buttons: Long press for 2 seconds - red light (BAND): LED flashes to indicate frequency bands A to R, long press for 2 seconds to switch frequency bands Short press - blue (CH): LED light is always on to indicate channels CH1 to CH8 (sorted from left to right ) Short press to switch channels -Power Button: Press and hold for 2 seconds: enter or exit PIT mode, the green LED is always on, which means entering PIT mode Short press-green (output power): The LED light flashes to indicate the output rate of the image transmission, short press to change the output power. 1 flash = 25mW, 2 flashes = 400mW, 3 flashes = 1000mW, 4 flPower button:W -Package Included: 1 x VTX 4 x Screws 1 x Antenna 1 x Adapter Cable 2 x Terminal Wires