iFlight BLITZ 4.9G PIT/25mW/400mW/1000mW/2500mW High Power VTX Dual Cooling Built-In Microphone MMCX Long Range FPV Transmitter for RC Drone Specifications: Transmission Power: PIT/25mW/400mW/1000mW/2500mW Mounting Hole Position: 25.5*25.5/φ1.6mm Outer Dimensions: 50*30*16mm Antenna Interface: MMCX Weight: 32g VTX Protocol: IRC Tramp Features: Versatile Transmission Power: Choose from PIT, 25mW, 400mW, 1000mW, or 2500mW to adapt to various flying conditions and regulations. Convenient Installation: With a mounting hole position of 25.5*25.5/φ1.6mm , it conveniently fits into your build minimizing space usage. Clear LED Indicators: LED lights clearly indicate transmission power and channel frequency, providing visual quick feedback. Easy Operation: Distinct power and channel buttons enable effortless toggling between VTX settings without complexity. Universal Antenna Connection: MMCX antenna interface ensures reliable and versatile antenna connections, compatible with a variety of antenna types. Package Included: 1 X BLITZ Whoop4.9G 2.5W VTX 1 X MMCX Elbow to SMA Straight 60mm Adapter Cable 4 X M1.6*6mm Black Nickel Cup Head Hex Screws 1 X SH1.08P-SH1.05P 100mm Double-Head Four-Wire Terminal Cable 1 X SH1.08P-SH1.05P/SH1.04P/SH1.25 3P Eight-Wire Quad-Head Terminal Cable