เครื่องบันทึก DVR  4CH ยี่ห้อ Hik-Vision รุ่น DS-7204HQHI-SH

• Video compression H.264+/H.264
• Supported camera types 720p/25Hz, 720p/30Hz, 720p/50Hz, 720p/60Hz, 1080p/25Hz, 1080p/30Hz, CVBS
• Audio compression G.711u, G.726, G.711a, G.722
• Audio input 4-ch, RCA (2.0 Vp-p, 1 KΩ)
• HDMI/VGA output 1920 × 1080/60Hz,1280 × 1024/60Hz, 1280 × 720/60Hz, 1024 × 768/60Hz
• Encoding resolution 1080p/720p/VGA/WD1/4CIF/CIF
• Video bit rate 32 Kbps to 10 Mbps
• Audio output 1-ch, RCA (Linear, 1 KΩ)
• Audio bit rate 64 Kbps
• Dual stream Support
• Stream type Video, Video & Audio