Specifications: Model: 3016HQ Video Input: 16 ch Audio input; 16 ch Displaying speed: PAL:400fps@D1, NTSC: 480fps@D1 Recording Speed; PAL:400fps@CIF or 100fps@D1, NTSC: 480fps@CIF or 120fps@D1 Compression: H.264 (Hardware support) Video Format; PAL / NTSC Piture Resolution: CIF: 352x288@PAL, 352x240@NTSC D1:704x576@PAL, 704x480@NTSC Image Size: 0.5K~8.0K Dual-stream: Yes Motion Detect: Yes Watermark: Yes DI/DO: Yes (Selected) PTZ Control: Yes Network Connection: LAN / PSTN / ISDN / ADSL / Internet OS: Windows all platform (32 bit)