ST230B - Line Tester
Common Telephone: Dial, Talk, Redial, Mute, T/P switch. Fault Testing: Insulation, Break, Grounding. Call & Talk. Telephone Testing. Monitoring. Telecom Line Identifying (Telephone line, ISDN line, ADSL line)
|
Shandong Senter Electronic Co., Ltd
No.98, Wanjie Road
|
