The CS21B Camera is a compact, high-resolution rear view solution designed for commercial vehicles. It features a wide-angle lens for broader visibility, a built-in microphone for audio monitoring, and a rear switch for easy toggling between mirror and normal image modes. Its aluminum alloy housing ensures durability and corrosion resistance, while 8 integrated LEDs provide strong night vision performance beyond 8 meters. Compatible with both PAL and NTSC systems and built to withstand extreme temperatures, the CS21B offers reliable performance in a wide range of environments.