1 Support voice prompt of employee identity, welcome, please evaluate, a meter outside, thanks etc. 2 easy to install Product description: Don not need wiring, do not need the power converter, do not need the voice controller and communication controller etc equipment, easy...

1,Communicating with PC through a serial port, 2, but realise more applications through software developmental interface Product description: Don not need wiring, do not need the power converter, do not need the voice controller and communication controller etc equipment, easy...

Communicating with PC through a serial port, but realise more applications through software developmental interface Product description: Don not need wiring, do not need the power converter, do not need the voice controller and communication controller etc equipment, easy...

1,Communicating with PC through a serial port, 2, but realise more applications through software developmental interface Product description: Don not need wiring, do not need the power converter, do not need the voice controller and communication controller etc equipment, easy...

1 RS-485 communication; 2 Support clerk identity identification; 3 Voice prompt and volume is adjustable; 4 Simple but Nice Product description   Do you know if your customer are satisfied? Are they happy with your customer service ?Are your employees doing...

1,Communicating with PC through a serial port, 2, can realise more applications through software developmental interface System introductionCustomer feedback is the benchmark to improve service; respect customer feedback is an important way to win trust. Emphasis on service...

1 RS-485 communication; 2 Support clerk identity identification; 3 Voice prompt and volume is adjustable; 4 Simple but Nice Product description   Do you know if your customer are satisfied? Are they happy with your customer service ?Are your employees doing...

1 RS-485 communication; 2 Support clerk identity identification; 3 Voice prompt and volume is adjustable; 4 Simple but Nice Product description   Do you know if your customer are satisfied? Are they happy with your customer service ?Are your employees doing...

1 RS-485 communication; 2 Support clerk identity identification; 3 Voice prompt and volume is adjustable; 4 Simple but Nice Product description   Do you know if your customer are satisfied? Are they happy with your customer service ?Are your employees doing...

1 easy to install and maintain 2 evaluator connects to the USB port of PC 3 widely used evaluator 4 stable performance Service evaluation device - For better Service and Performance what is it ?you can judge from its name: it is  to evaluate the service of ...