Product Overview: The HRD-842 is an 8-channel 4MP Analog HD DVR supporting AHD, TVI, and CVI camera inputs. It offers a recording rate of up to 120/100 fps at 4MP and 240/200 fps at 1080p. The device supports HDMI and VGA video outputs and includes 8 audio inputs and 1 audio output.

Key Features: The DVR supports up to 4 internal HDDs and is compatible with Android and iOS smartphones. It features a multi-screen display with options for 1, 4, 7, 9, PIP, and sequence views.

Performance: Operating on embedded Linux, the HRD-842 uses H.264 and WiseStream compression. It offers various recording modes, including manual, schedule, and event-based recording, with pre- and post-alarm settings.

Network Capabilities: The DVR supports multiple network protocols and allows for remote monitoring via SSM, Web Viewer, SmartViewer, and iPOLiS Mobile Viewer. It can handle up to 64Mbps bandwidth and supports up to 20 remote users.

Storage and Security: The device supports up to 4 SATA HDDs and external storage via e-SATA and USB. It includes password protection for up to 10 users per group and data authentication through watermarking.

Interface and Connectivity: The HRD-842 includes VGA and HDMI outputs, audio inputs/outputs, alarm inputs/outputs, and various connection ports such as Ethernet, RS-485, and USB. It supports multiple control protocols for PTZ and other devices.

Environmental and Mechanical Specifications: The DVR operates within a temperature range of 0°C to 40°C and humidity levels of 20% to 85% RH. It measures 440 x 88.0 x 384.8mm and weighs 5.11kg with hard disks.

Language Support: The GUI and web browser support multiple languages, including English, French, German, Spanish, and more.

Additional Information: For the latest product information and specifications, visit hanwha-security.com. Note that design and specifications are subject to change without notice.