Fctel Voice fxsfxo Over E1 PCM Multiplexer Telephone 60 Ports Fxs Fxo Mux
Short Description:
| Interface Standard | comply with protocol G.703 |
| Interface Code | HDB3 |
| E1 Impedance | 75Ω (unbalance) 120Ω (balance |
| Jitter tolerance | In accord with protocol G.742 and G.823 |
| Allowed Attenuation | 0~6dBm |
| Interface Rate | n*64Kbps±50ppm |
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