1) Video format: NTSC/EIA or PAL/CCIR2) Hard disk storage: IDE type, UTMA 66 above, 1 removable HDDs supported3) Record mode: manual / alarm / timer4) Camera input signal: composite video signal 1Vp-p 75Ω BNC, 9 channels5) Camera loop back: composite video signal 1Vp-p 75Ω BNC, 9 channels6) Main monitor output: composite video signal 1Vp-p 75Ω BNC7) Call monitor output: composite video signal 1Vp-p 75Ω BNC8) Motion detect area: 15 x 12 targets per camera (NTSC), 15 x 14 targets per camera (PAL)9) Audio input: 4 audio input, (RCA)10) Audio output: 2 audio output, (RCA)11) Motion detect sensitivity: 256 levels12) Video loss detection: yes13) Refresh rate: up to 120 images/sec for NTSC / 100 images/sec for PAL14) Recording rate: 25 images/sec for NTSC / 18 images/sec for PAL15) Dwell time: programmable (1~10sec)16) Picture in picture: yes (movable)17) Key lock : Yes18) Picture zoom: 2 x 2 (movable)19) Camera title 6 letters20) Video adjustable on channels: color / contrast / brightness adjustable21) Alarm input: TTL input, Hi (5V), Low (GND)22) Alarm output: COM / N.O. / N.C.23) Time display format: YY/MM/DD, DD/MM/YY, MM/DD/YY, OFF24) Power source: AC100~240V ± 10% switching adaptor25) Power consumption:26) Operation temperature: 10 ~ 40°C27) RS-232C / RS-485 (bps): 115200, 57600, 19200, 9600, 4800, 3600, 2400, 120028) Dimensions: 380 x 270 x 65mm (W x L x H)29) Net weight: 5.2kg
Model: TWD783Video format: NTSC or PAL (switching)Video compression format: MPEG-4Video input: 4 channels, composite video signal 1Vp-p 75Ω BNCVideo loop out: 4 channels, composite video signal 1
Product Name: 4ch Digital Video RecorderModel Number: TWD783Place of Origin: ChinaModel: TWD783Video format: NTSC or PAL (switching)Video compression format: MPEG-4Video input: 4 channels, composite v
Product Name: 8 /16CH Digital Video RecorderModel Number: TWD785, TWD507Place of Origin: ChinaMODEL: TWD785Video Compression Format: MPEG-4Video Input: 8 Channels. Composite video signal 1Vp-p 75Ω
1) Video format: NTSC/EIA or PAL/CCIR2) Hard disk storage: IDE type, UTMA 66 above, 1 removable HDDs supported3) Record mode: manual / alarm / timer4) Camera input signal: composite video signal 1Vp-p