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Data recovery card
It can save money and time

1pc/box*30boxes/carton

Micro Flat Data cable L=100CM
color : white, grey, yellow, red, blue

Dual-end L-shape Lightning Data Cable L=30CM

Color : Black, Blue

Snetclass software is one of greatest educational software. It has a very strong functions, and it also can be used as pure language lab software. Snetclass software support Wireless LAN and wired LAN. It is famous for its stable and very easy to use.

Main Functions
1. Screen Broadcast: Teacher PC can broadcast the screen, video file, flash smoothly without delay to student PC.
2. Voice Broadcast: Teacher can broadcast his voice without delay to student PC.
3. Screen Recorder: Teacher and sudent can record their own operations and then save in video file, which can be broadcast in any PC which has installed media player
4. Monitor: Teacher can monitor any student PC in the classroom.
5. Media Player. Teacher can broadcast all kinds media file formats, such as MPEG, DAT, MVI and so on, to student PC without delay.
6. Control Website and application: Teacher can restrict student to visit any website or application freely.
7. Group Teaching: Teacher can divide the students into several groups, and set leader for each group to run group teaching.
8. Exam: It has strong exam functions. Teacher can know student study progress from students by using this function easily.
9. Remote Command: Teacher can remote run the program in student PC.
10. File transfer and collect the file: Teacher can transfer the file to student PC easily, and also teacher can collect the file from student PC.
11. Restrict USB: Teacher can restrict student to use USB flash memory freely.
12. Digital Recorder: It can record teacher and student voice, which can be used in language lab.
System Requirements
Master Computer: CPU 400 and above, such as AMD Duron 400; memory 256M, display card 1M and duplex sound card .
Student computer: CPU 166 and above, memory 128M, display card 2M and higher, duplex sound card.
Operating System: Support all Windows, includes Windows 7, Vista, XP, 2008,2003,2000 and so on.
Network: Wired Network 10M/100M/100M. Wireless Network 802.11b/g/n.

Built-in temperature sensor
Low or high level alerts programmable by user
Sending sms alert message via gsm network
Built-in gsm module
2 x ad channels input
Report of data captured via sms
Automatic schedule data capture and report via sms
Receiving sms command
8 x alarm inputs
3 x relay outputs
Low operating voltage alert message
Program by either sms command or pc software
Quad band gsm support

It captures data via 1 x ad channels, 1 channel temperature sensor and reports to mobile phone by sms text. It is designed and integrated with a 16 bit mcu and reliable siemens gsm module.

Application

1.Temperature monitoring in remote location, data centre or rural area
2.Remote industrial equipment monitoring
3.Rural equipment monitoring e.G. Power plant
4.Measuring equipment data capture and report via gsm.

Built-in temperature & humidity sensor
Low or high level alerts programmable by user
Sending sms alert message via gsm network
Built-in gsm module
2 x ad channels input (temp & humidity)
Report of data captured via sms
Automatic schedule data capture and report via sms
Receiving sms command
8 x alarm inputs
3 x relay outputs
Low operating voltage alert message
Program by either sms command or pc software
Quad band gsm support.

It captures data via 1 channel temperature and another channel humidity sensor and reports to mobile phone by sms text. It is designed and integrated with a 16 bit mcu and reliable siemens gsm module.

Application

1. Temperature & humidity monitoring in remote location, data centre or rural area
2. Remote industrial equipment monitoring
3. Rural equipment monitoring e.G.. Power plant
4. Measuring equipment data capture and report via gsm.

Pen plotter

1, support bluetooth date transmission, realizes wireless data transfer from computer to pen plotter directly as long as 20 meters.
2, distinguish inter-communicational paper feed system automatically, high-speed plotting speed and quality.
3, be compatible with any clothing specialized cad software and other graphics cad software, allocates and dispatches the output center stochastically, including auto output or lining up output.
4, apply for each special-purpose pen or the ordinary ball pen, the pen, the mark pen and so on, save the cost.
5, independent plotting software free of charge, after the output, support gerber/lectra/assyst dxf or plt formats files.
6, user friendly lcd control panel, can freely adjust origin coordinate speed, pen presses, rolled paper, paper testing, the duplication, self-checking and the duplication, self-checking and so on.
7, provide excellent service and technical support,

Model jd-bt-90 jd-bt-120jd-bt-170
Jd-bt-190 jd-bt-220