telephone ringing tester gb4943 1

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KingPo Technology Development Limited

City: hong kong

Province/State:hong kong

Country/Region:china

Tel:86-769- 81627526

Contact Person:
Ms.Paisley Li View Contact Details

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telephone ringing tester gb4943 1

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KP-368H Telephone Ringing Signal Tester GB4943.1 IEC62368-1 200MHz

...Telephone Ringing Signal Tester GB4943.1 IEC62368-1 Product Specifications Standards GB4943.1-2022 Appendix H, IEC62368-1:2018 Sampling module ... 2026-08-03 16:26:51

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