TVT TD-3104B1 4 Channel NVR is a versatile and efficient network video recorder designed to meet the demands of modern surveillance systems. Powered by an embedded Linux operating system, it offers advanced video compression options with support for both H.265 and H.264 standards, ensuring efficient storage and high-quality video recording. With 4 CH IPC input channels, this NVR provides seamless connectivity to multiple IP cameras, making it ideal for comprehensive surveillance setups. When it comes to video quality and flexibility, the TVT TD-3104B1 shines. It boasts a network access bandwidth of 32Mbps and supports a wide range of video formats, including 5MP, 4MP, 3MP, 1080P, 960P, and 720P at smooth frame rates of 25/30fps. This ensures that your surveillance footage captures every detail, making it suitable for various applications, from residential security to commercial monitoring. In addition to its video capabilities, this NVR also offers audio support. With 4 CH IPC audio input channels, it allows for audio recording from compatible IP cameras. While it doesn't feature a local audio output, it offers audio playback via HDMI, enhancing the comprehensiveness of your surveillance system. However, it does not support two-way audio communication. The TVT TD-3104B1 NVR is designed to be energy-efficient and reliable. It operates on a DC12V/1.5A power supply, consuming minimal power with a power consumption of less than 6W (without HDD). This not only reduces energy costs but also ensures the NVR's stable and continuous operation. Its compact dimensions of 255 × 233 × 42 mm (W × D × H) make it easy to integrate into various environments, whether you need to place it in a security cabinet or mount it on a wall. Moreover, this NVR is built to withstand varying environmental conditions. It can operate within a temperature range of -10 to 50 ℃ and handle humidity levels ranging from 10% to 90%. This robust design ensures that the NVR remains operational even in challenging climates, providing reliable surveillance coverage when you need it most.