SO2 type evaluator:
1,use wireless rf communication; do not need to connect with PC directly, need layout communication wires,communication distance is 1000 meters; installation and maintenance is convenient
2, support employee identification ; the evaluation result is specific to every staff;
3, support voice prompts such as Welcome,please evaluate,and thanks etc ; volume is adjustable.
4,wireless communication,the window do not need the computer.
5, applicable to windows without computer or the computer can't connect to evaluation implement directly; environment should be suitable to lay out communication lines.