a4 tech ip camera+dvr
এ 4 টি প্রযুক্তি আইপি ক্যামেরা + ডিভিআর
camera
Model: AVM521C
Resulation: 1920x1080
1280x720
720x480
352x240
Lens: f3.8mm / F1.5
IR effective distance: Default: up to 15 meters
DVR
Model: AVZ308
HDD storage: 2 HDDs
Channel: 8CH
Recording format: Analog mode:
1080P / 720P / QHD / 960H / Frame / Field / CIF
IP mode:
2592 x 1944 / 2048 x 1536 / 1920 x 1080 / 1280 x 720/ 640 x 480 / 320 x 240
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