• Layer two commercial switch
• Supports IEEE802.3, IEEE802.3u, IEEE802.3ab, and IEEE802.3x standards
• MDI/MDIX self-adaptation
• RJ-45 port supports 10/100 Mbps self-adaptation, and conforms to 802.3at and 802.3af power supply standards
• Port 1 supports Hi-PoE 60W power supply
• 250m PoE power supply
• Wall mounting and mechanical anti-theft
• 53V DC power supply
• Supports PoE watchdog

• 3 x 10/100M Base-T ports supporting PoE+ and PoE
• 1 x 10/100/1000M Base-T port supporting Hi-PoE, PoE+, and PoE
• 2 x 1000M Base-T ports for high-speed connectivity
• IEEE 802.3af/802.3at standards compliant for Power over Ethernet
• Power supply range of DC48~57V
• PoE budget of 96W for powering connected devices
• Compact dimensions of 150 x 100 x 30mm

• Intelligent PoE
• Red port supports 90W IEEE802.3bt
• Web management with friendly interface and easy operation
• 250 m long distance PoE transmission
• PoE watchdog
• Plug and play

• Main Processor: Industrial-grade processor
• Operating System: Embedded Linux
• Dual-stream: Yes
• Audio Sampling: 8 kHz, 16 bit
• Audio Bit Rate: 64 kbps

• Storage: Includes an internal 1 TB SSD, offering approximately 11 days of video recording.
• Compression: Utilizes H.265+/H.265 dual-stream video compression for efficient storage.
• AI-Coding: Supports full-channel AI-Coding for advanced video analysis.
• Camera Compatibility: Compatible with HDCVI/AHD/TVI/CVBS/IP video inputs.
• IP Camera Inputs: Supports up to 18 channels of IP camera inputs, with each channel supporting up to 6MP; Max 64 Mbps Incoming Bandwidth.
• Transmission Distance: Capable of long-distance transmission over coaxial cable.
• SMD Plus: Provides support for up to 8 channels of video stream (analog channel) SMD Plus, enhancing motion detection accuracy.

Dahua DH-XVR4104HS-I is a 4-channel XVR (Digital Video Recorder) from the WizSense 4 series. It features 1 SATA HDD bay, supporting up to 6TB of storage. With full channel AI-coding, it offers enhanced video encoding capabilities. Additionally, it supports up to 4 analog channel SMD plus and can handle a maximum of 5 IP channels, each up to 2MP resolution.

• 16-channel Penta-Brid DVR supporting various camera technologies
• 720P resolution for high-definition video recording
• 1U rack-mount design with support for 2 HDDs for storage
• Wiz Sense technology for intelligent video analytics and detection
• Supports HDCVI, AHD, TVI, CVBS, and IP cameras
• Smart H.265+ and H.264+ dual-stream video compression
• HDMI and VGA video outputs for dual-display
• Smart search and intelligent video system (IVS) features
• Multiple network monitoring options including web viewer, CMS, and DMSS