4-Channel CCTV DVR With Convenient Two-Way Audio

This 4-channel CCTV DVR offers a practical security solution for monitoring up to four camera channels. With two-way audio support, compatible cameras can enable users to listen and communicate through the surveillance system. It supports video recording, playback, live viewing, and security monitoring. The DVR can be applied in homes, retail shops, offices, reception areas, and other small premises requiring both visual surveillance and audio communication.