Catalog > Consumer Electronics > Security & Alarms > Hikvision Surveillance 4-Channel WD1 Real-Time Mini DVR Network Digital Video Recorder HKV DS-7104HWI-SH DS-7104HWI-SH Hikvision 4-Channel WD1 Real-Time Mini Digital Video Recorder with HDMI & VGA Output Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features H.264 Video Compression Up to WD1 Resolution Real-Time Recording HDMI and VGA output at 1920 × 1080P Resolution Dual-stream 4-Channel Synchronous Playback NTP,SMTP, NFS, UPnP™ and ISCSI Protocols Supported Specifications Video/Audio Input : Video Compression : H.264 Video Input: 4-Channel Video Input Interface: BNC (1.0 VP-P, 75 Ω) PAL / NTSC Self-Adaptive Audio Compression : G.711u Audio Input: 1-Channel, RCA (2.0 VP-P, 1 kΩ) Two Way Audio Output: 1-Channel, RCA (2.0 VP-P, 1 kΩ) (Using the Audio Input) Video/Audio Output: HDMI/VGA Output: 1-Channel, Resolution: 1080P: 1920 x 1080/60 Hz , SXGA: 1280 x 1024/60Hz & 720P: 1280 x 720/60Hz , XGA: 1024 x 768/60Hz CVBS Output: 1-Channel, BNC (1.0 VP-P, 75 Ω) Resolution: PAL: 704 x 576, NTSC: 704 x 480 Encoding Resolution: WD1/4CIF/2CIF/CIF/QCIF Frame Rate: 25 fPs (P) / 30 fPs (N) Video BitRate: 32 Kbps ~ 3072 Kbps, or User Defined (Max. 3072 Kbps) Audio Output: 1-Channel, RCA (Linear, 1 kΩ) Audio BitRate: 64 Kbps Dual-Stream: Support; Sub-Stream: CIF/ QCIF @ 25 fPs (P) / 30 fPs (N) Stream Type: Video, Video & Audio SynChannelronous Playback: 4-Channel Hard Disk : Sata: 1 Sata Interface CaPacity: UP to 4TB Capacity External Interface: Network Interface: 1, RJ45 10m / 100m Ethernet Interface USB Interface: 2, USB 2.0 General: Power Supply: 12 VDC Consumption (Without Hard Disk or DVD-R/W): <=6w Woking Temperature: -10oC ~ +55oC Woking Humidity: 10% ~ 90% Dimensions (W x D x H):200 x 200 x 45 mm Weight (Without Hard Disk or DVD-R/W) <= 0.8kg