Product Overview: The 4CH 4M Analog HD DVR is designed for high-definition video recording and supports various camera inputs including AHD, TVI, and CVI. It offers a recording rate of up to 60/50 fps for 4MP and 120/100 fps for 1080p resolutions. The device supports HDMI and VGA video outputs and includes one audio input and output channel.

Key Features: The DVR supports up to one internal HDD with a maximum capacity of 6TB. It is compatible with coaxial cables and offers smartphone support for remote monitoring. The device dimensions are 300.0 x 48.0 x 208.7 mm.

Display Specifications: The DVR features 4-channel BNC video inputs with resolutions up to 2560 x 1440. It supports multi-screen display options including 1, 4, PIP, and sequence modes.

Performance: Operating on an embedded Linux system, the DVR uses H.264 compression for recording. It offers various recording modes such as manual, schedule, and event-based recording. The device includes features like video loss detection, motion detection, and tampering alerts.

Network Capabilities: The DVR supports IPv4 with a transmission speed of 15fps per channel for 4MP and 30fps for 1080p. It allows up to 64Mbps bandwidth and supports multiple protocols including TCP/IP, DHCP, and HTTP.

Storage and Security: The DVR supports one SATA HDD up to 6TB and offers USB ports for backup. It includes password protection for security and data authentication via watermarking.

Interface and Connectivity: The device includes VGA and HDMI outputs, audio inputs/outputs, and alarm inputs/outputs. It supports remote notifications via email and includes Ethernet and RS-485 interfaces for connectivity.

General Specifications: The DVR operates on a DC12V adaptor with a power consumption of up to 19W. It functions within a temperature range of 0°C to 40°C and a humidity range of 20% to 85% RH. The device is available in multiple languages for both GUI and web browser interfaces.