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| Manufacturer | Cisco |
| Manufacturer Part # | EM-HDA-4FXO-RF |
| Cost Central Item # | 10622261 |
| Product Description | Cisco High Density VoiceFax Network Module - Voice / fax module - plug-in module - expansion slot / 4 analog port(s) - refurbished |
| Device Type | Voice / fax module - expansion slot |
| Enclosure Type | Plug-in module |
| Digital Signaling Protocol | H.323v3, H.323v4 |
| Data Compression Protocol | G.729, G.711, G.723.1, G.728, G.726, G.729.A |
| Voice Communication Support | VoIP |
| Analog Ports Qty | 4 |
| Interface Type | Expansion slot |
| Connectivity Technology | Wired |
| Digital Signaling Protocol | H.323v3, H.323v4 |
| Data Compression Protocol | G.729, G.711, G.723.1, G.728, G.726, G.729.A |
| Voice Communication Support | VoIP |
| Analog Ports Qty | 4 |