Signal 21 Microphone

The Signal 21 Microphone is a compact audio capture solution engineered for professionals and field operators who demand reliable sound reproduction in demanding environments. Built by Code Red, this microphone serves tactical teams, outdoor enthusiasts, and anyone requiring durable, weather-resistant audio equipment for critical communication or recording. Its palm-sized form factor makes it ideal for mounted applications, mobile recording setups, or situations where minimal footprint is essential.

The Signal 21 Microphone features robust construction with water resistance, allowing consistent performance across variable conditions—from humid environments to high-wind scenarios where standard microphones degrade. At just 0.4 lbs, its lightweight design integrates seamlessly into tactical gear, helmet-mounted systems, or portable recording rigs without adding meaningful weight burden. The dimensions of 7.8 x 1.9 x 4.1 inches make it easy to handle and transport.

This microphone is ideal for law enforcement, military personnel, outdoor instructors, and remote recording professionals who operate in unpredictable weather. The water-resistant design ensures functionality in rain, spray, or humid field conditions where standard audio equipment fails. Its compact size and lightweight nature make it a valuable tool for anyone needing reliable audio capture in the field.