2.5W 37CH VTx with Active Cooling for FPV Drones

Take your FPV performance to the next level with this high-power 2.5W 37-channel video transmitter, built for long-range stability and clean signal transmission. Designed for serious pilots, it features an efficient active cooling system, jitter-free LOCK-ON technology, and consistent factory-calibrated output across all channels. Supporting Smart Audio and wide voltage input (7–36V), this VTx offers precise control and reliable performance in any high-demand FPV setup. The compact metal shell adds durability without bulk, while the MMCX connector and included antenna ensure quick, secure integration.

Key Features:

• 2.5W Transmission Power: Ideal for long-range FPV flights

• 37CH Support: Optimized for US-standard channel frequencies

• Active Cooling Design: Maintains peak performance during extended use

• LOCK-ON Technology: Stable signal with no sweep interference

• Smart Audio Compatibility: Remote VTx control for ease of use

• Compact CNC Shell: Durable metal body for heat dissipation and protection

Specifications:

• Channels: 48CH / 37CH (US)

• Transmission Power Levels: PIT / 25mW / 100mW / 500mW / MAX

• Input Voltage: DC 7–36V (up to 6S LiPo)

• Output Voltage: DC 5V (max 500mA)

• Video Input: CVBS PAL / NTSC

• Audio Input: 6.5M MONO

• Antenna Connector: MMCX 50Ω

• Control Protocol: Smart Audio

• Dimensions: 40 × 24 × 10.5 mm

• Weight: 15g (excluding cables)

Package Contents:

• 1 × 2.5W 37CH FPV VTx Module

• 2 × Power Cables

• 1 × MMCX to SMA Adapter Cable

• 1 × Antenna

Note:
This version is optimized for 37CH (US-standard). Ensure compatibility with your FPV system before use.