low stream compression technology, mobile phone watch smooth, high-definition picture quality is only 30KB / S;
Optical zoom:Standard: 2.8mm~8mm Optical zoom (2.8mm~12mm , 6mm~22mm optional)
External WIFI
TF card slot
POE power supply (optional)
1/4 "1 million pixels, 1280 × 720,0.05LUX, IR-CUT, Huawei Hass 3518E main chip, H.264, Onvif agreement

Optional 

1. 1/3 "1.3-megapixel ultra-low-light, 1280 x 960,0.02LUX, IR-CUT, Huawei Hass 3518C, 25 Frame / S, three yards stream, H.264, Onvif agreement;
2. 1 / 2.5 "2.0 megapixel, 1920 × 1080,0.05LUX, IR-CUT, Huawei Hass 3518C main chip,15 /S,H.264, three yards stream, Onvif agreement;
3. 1 / 2.8 "SONY 240 million pixels, 1920 x 1080,0.02LUX, IR-CUT, Huawei Hass 3516C main chip, 25 /S,H.264, three yards stream, Onvif agreement.