The SM-274 and SM-275 are high-performance digital video recorders designed to provide comprehensive road security. While the SM-274 offers a streamlined, high-definition Single-Channel view of the road ahead, the SM-275 provides a Dual-Channel solution with an additional rear-facing camera. Engineered with premium optics and intelligent impact sensors, this series ensures that every angle of your journey is documented with forensic clarity, serving as an indispensable witness for insurance claims and roadside safety.