Condition: | New |
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Customized: | Customized |
Certification: | ISO9001 |
ISO(Quality): | 9001:2008 |
ISO(Environment): | 14001:2004 |
ISO(Health and Safrty): | 28001:2001 |
Suppliers with verified business licenses
Telephone Principle Demonstrator ( Teaching instrument )
1) The instrument is composed of microphone, earpiece and telephone transmission lines. Work rated voltage: DC6 - 8V.Suppliers with verified business licenses