Wireless Voting Unit BJ-W3 Energy-saving sleep mode Ultra low power microprocessor Long-lasting memory of voting resul Wireless Voting Unit BJ-W3

Features:

Ultra low power microprocessor Built-in chipcard readerBuilt-in antennaReal-time battery level displayEnergy-saving sleep mode Low power alarmPower is turned on manually via ON switchPower is turned off via system software

Functions:

Attendance registration: REG keypress or IC cardYES/ABST/NO voting+/- keys for numeric grades 0-100

Technical Specifications

Frequency range: 300-800MHzTransmit power:≤10mW Power consumption: <0.2W Sensitivity: -121dBm Battery: 3 x 1.5V AAABacklit LCD: 34x22mm, 96×64 dot matrixDimensions(W*H*D): 160×51×27.5 mm Weight: 0.13kg (excluding batteries)

Base Station Unit ZJ-W3

Features:

Basic system supports up to 250 voting unitsExpandable to support up to 4,000 unitsRS232 interface for smaller systemRS485 interface for larger systemA/B channel selection switchAntenna connectors for A/B channelsPower ON/OFF switch and indicator

Technical Specifications

Adjustable frequency: 300-800MHzData modulation: FSKCommunication mode: RS-232 or RS-485Power supply: DC9V/ 0.5ATransmit power: 5-200mW, standard 10mWData rate:19,200 bps Selectable channels: up to 24Stable operating range: 150 metresDimensions (W*H*D): 285x65x285 mm Net weight: 1.7 kg

Antenna length: 88 cm with 4m cable