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Two PSTN line exchanger
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| Model No.︰ | PSTN exchanger |
| Brand Name︰ | Senggang |
| Country of Origin︰ | China |
| Unit Price︰ | US $ 60 / pic |
| Minimum Order︰ | 10 pic |
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| this exchanger use in difference region to save fee.For it make a long call to two diference local call.specially used in borderline of country . |
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Product Image
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