| Model State | TF-GPRS-B3 Stop production |
| Function introduction | More arbitrary division,dazzle colour border area,gprs WiFi,LED display asynchronous control card |
| GPRS Function | Support China mobile,China unicom GPRS network (does not support of 3 g and the CDMA),has a mobile phone signal place can communication.Support dynamic DNS,no fixed IP server can also use. |
| Usage | indoor/outdoor |
| Pixel | Single colour 3072x32;2048x64;Double colour 1536x32;1024x64 |
| Ports | two 08 ports,four 12 ports |
| Scanning mode | support 1/16,1/8,1/4,1/2,Scan the monochrome,double color module. |
| Storage | 2M |
| Program number | Support at most 200 programs,each program support 16 partitions simultaneous play,each image-text 200 messages.（Quantity in storage space under the premise of memory） |
| Display | rain,fountain,scroll and much more |
| Border | support many Color border,Picture border |
| Flash format | support GIF,SWF |
| Image format | support BMP,JPG,GIF,WMF,ICO |
| Communication way | gprs WiFi,seria ports |
| Brightness | Level 16 highlighted,support manual |
| Screen switch | manual |
| Test buttons | Test buttons on-board,can switch over to test mode and color test mode. |
| Electrical parameters | +5V DC(4.5V～6V),Power consumption<2W |
| Working temperature | -30℃～70℃ |
| Size | 65mm*100mm,Hole spacing:58mm*92mm |
