DSSS Wireless V.. BJ-W4 DSSS Wireless Voting System

System Features:

• Direct Sequence Spread Spectrum (DSSS) technology
• 128bit AES encryption technology to ensure data confidentiality
• Omni-directional transmission free from external radio interference
• Ethernet-based communication and high-speed data transmission
• System capacity up to 10,000 voting units

ZJ-RFB01  Control Unit

• Frequency range: 2.4-2.48GHz
• Modulation mode: DSSS
• Power: DC 9V/2.5A
• Communicating method: Ethernet
• High gain antenna
• Stable communicating distance100 metres
• Network interface:10/100M
• Cable type: 6-pin dual core-twisted

BJ-W4  Wireless Voting Unit

Features:

• Automatic alarm when the system is faulty 
• Automatic memory of voting result when power cut off
• Low power consumption, low emission power 
• Isolated touch switch, anti-8000V electrostatic interference
• Powered by 3.7V rechargeable Lithium-ion battery
• Low battery alarm

Functions:

• Attendance registration by IC card and REG key press.
• Voting: YES/ABST/NO, first keypress voting and and final keypress voting.
• Election: elect one or more out of N candidates, with ‘competitive election’ , ‘equal number election’ and ‘quick election’.
• Evaluation: 4-key evaluation: 'Good', 'Fair', 'Poor' and 'Abstain'.
• Grading: score on a certain issue (0-100 points), YES key for points adding, NO key for points decreasing
• LCD dynamic display of voting process

Technical Specifications:

• Frequency range: 2.4-2.48GHz
• Sensitivity: -121dBm
• Up to 16 selectable channels
• Back-lit LCD screen: 34×22mm; 96×64 dot-matrix display
• Battery type: 3.7V rechargeable Lithium-ion battery pack
• Stable communicating distance: 50m
• Operating temperature: -20-50℃
• Dimensions (WxH xD): 148×16×27.5mm
• Net Weight (without battery): 0.13kg

GX-20  Charging Case   

• Microprocessor-based unit with smart charging circuit 
• Accommodates up to 20 units with Li-ion battery
• LED indicator for charging status
• About 10 hours needed to fully recharge 20 units
• Units can be left in the case after complete charge
• AC/DC adaptor with power cord
• Power input AC100/240V 50-60Hz, output DC5V 8A
• Dimensions: 59x30x18 cm (WxDxH)

GX-48  Storage Case 

• Handy locking aluminium/plastic suitcase
• Designed for carrying/storage of receiver units
• 48 positions with pre-cut foam
• Dimensions: 50×33×20 cm (WxDxH)