ST230F Handfree LED Li Battery Intelligent Telephone Line Tester/butt Set/lineman Test Sets

SENTER ST230F Handfree Telephone Line Checker

Product Description

Brief Introduction

ST230F Telephone Line Tester is one portable and intelligent line fault tester, which adopts advanced technologies such as intelligent CPU, IC & surface mounted technology (SMT) technology. It integrates various kinds of functions such as telephone, line performance test and safety test to be the one.

Main functions and key features

1. Telephone line fault checking

2. Monitor, ISDN/ADSL identification

3. Hand free function(two speak ways, loudspeaker)

4. Calling number displaying

5. One Key override lockout function Data lockout override function

6. Tone/pulse transfer function

7. High DC voltage indication

8. High AC voltage alarm

9. Low voltage self-checking, automatic power off and energy-save design

10. Memory key(10 groups of 18 digits)

11. Telephone functions(Dialing, Receiving, Redial)

12. Caller telephone number display

13. Telephone number storage and dial function

14. Mute function

15. Tester test (AC V & DC V test, Insulation test, Open line test, Earth insulation)

16. Call user & talk

17. Check wire pairs

If you're in need of st230f handfree led li battery intelligent telephone line tester/butt set/lineman test sets to help with your business, please be free to buy with our factory. As one of the leading such manufacturers in China, we will offer you low price and unmatched services.