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1  System Function Traits:

Stability:exclusive frequency detection and frequency hopping function to ensure the system not subject to any interference; system fault automatic diagnosis and timely repair to ensure system zero failure rate;system dormancy function to make sure the long usage time of system.electric quantity of battery dynamic display function and centralize shutdown function to ensure system stable,safe and reliable.system adopts anti-static design.

Data is accurate,safe:data encryption; the characteristics of authorization vote to ensure one person one vote,avoid man-made cheating and misoperation.

Operation with high security:complete achieve secret ballot;LCD and removability to ensure voting status not observe by others.

Function:has voting function;press key to sign in;count down hint function.

Simple operation,good applicability:each step operation has prompt,status display,easy to learn and visual directly,easy operate;wireless,can use in any conference room not change previous decorate style.

System maintenance, preserve are convenient:voting device is small in size,easy to keep and take;system is stable and reliable,small amount of routine maintenance.

2  System core advantage 

Intelligent LCD design:LCD not only display communication status,voting information but also has maintenance,information detection display-channel,voting device’s no,low voltage power off.

Voting flexibility:the voting issues can vote in any order, the voting process is also available for immediate add voting issue;

Split screen display:the display interface and operate interface can separately display,when not need to operate or in adjourn of voting issue,it can display conference title or issue etc.

Working mode:vote(favor,oppose,waiver),appraise(satisfied,most satisfied,not satisfied,waiver)grade(0-100 points),elect(during election process every voting device display the number that is optional, to ensure that there will be no invalidated ticket.

Software and hardware combined online mutual inspection function:largely improve the stability of system operation,automatic alarm when break down and indicate operator the reasons of problem to make sure rapidly removal of trouble,be convenient to maintain.

High capacity:every signal frequency can support maximum 250 voting devices to vote at the same time,fully satisfy all kinds of conference occasion.

3   System device technical parameters

3.1  system main control unit ACS-W2M
●frequency hopping:64 frequency point；         ●power supply:220V  0.5A；

●working condition(temperature):－20 ℃—＋50℃●connection type:standard RS232
●the max communication distance with voting device: 200m;
●main unit max capacity:single main unit,standard 250 pcs voting devices,max capacity 10000 pcs voting devices;

●safety performance:has main communication port,spare communication port and meeting place signal test port,can rapidly use spare communication port when there is problem with main communication port;
●signal detection:real-time detect of wireless signal in meeting place before,during and after meeting;

●anteena:small size:hight 120mm,medium size:hight 940mm,big size:hight 2000m;

●communication port:aviation port;●package:aluminum case portable;

3.2   wireless voting device ACS-W2U

● frequency hopping :64 Frequency conversion；
●working condition(temperature):－20 ℃—＋50℃
●system max capacity:10000pcs
●communication type:GFSK wireless communication,confidentiality aggrement+multiple check;

●liquid crystal parameter: 128*64 graph dot lattice; dot matrix display no of votingdevices,channel information,electric quantity,vote/sign in information.
●Power off with low electric quantity;
●sensitivity: -121dBm；
●transmitting power:<10 mw；
●package:aluminum case portable;
●sign in:press to sign in;
●voting type:the last press is valid;

3.3  wireless voting charging case ACS-CH2200

Input voltage:AC 220V; Current consumption at full load <3A;

Can charge for 22 pcs of devices at the same time;Has charging indicator

4  system software function

4.1  voting administration:
Sign in:LCD display sign in and statistic when press to register,display by graphics.

Vote: the keys of favor,waiver,against to vote and statistic with LCD.

Elect:separately ballot for several delegates,use with LCD.

Democracy appraise: ,graet satisfied,satisfied,most satisfied,not satisfied,waiver,corresponding 2－3－4－5 button to vote and statistic,use with LCD to stastic.

Grade:grade for issue(0-100 points,basic 80 points)

4.2 introduction for voting software

System can achieve all the operations of The radio vote, democratic appraisal, multiple choice voting.

Radio vote:to vote for single item,vote for favor,against or waiver.the computer can ststics and display the result.for example:about xx company to establish branch office.

Elect: electing personnel,is the process selects one or several elect from multiple candidates.

Democratic appraisal:is the process to vote for something by satisfied,most satisfied,not satisfied,waiver.such as:appraisal for sb’s work.

Grade:grade for issue(0-100 points,basic 80 points)

5 video assigned card installation and computer setup instruction

video assigned card be used to output video signal of voting result.(dual VGA 1024X768 or S—VIDEO),high-performance dual screen display,installed in computer,AGP faucet.