| Brand | Cisco |
| Model | EVM-HD-8FXS/DID |
| Series | Cisco High-Density Analog and Digital Extension Module for Voice and Fax |
| Cisco Product Description | High density voice/fax extension module-8 FXS/DID |
| Product Type | Analog voice and fax extension module baseboard |
| Total Ports | 8 |
| Port Modes | Each port configurable for FXS or DID signaling |
| Interface Type | FXS and DID |
| FXS Use | Direct connection to a standard telephone, fax machine or similar device; supplies ring, voltage and dial tone |
| DID Use | Off-premises DID trunk connection from the central office |
| FXS Signaling Formats | Loop start and ground start |
| DID Signaling Modes | Immediate, delay-dial and wink start |
| Address Signaling Formats | In-band DTMF; out-of-band pulse (10 pps) |
| Impedance Pairing | Ports 0 and 1, 2 and 3, 4 and 5, 6 and 7; a change on one port applies to its pair |
| Caller ID | Per-port configurable on FXS ports; on-hook transmission of frequency-shift-keying data |
| FXS Loop Resistance | Up to 600 ohms, counting the phone or terminal equipment |
| DID Loop Resistance | Up to 1800 ohms, counting the terminal equipment |
| Disconnect Supervision | Power denial (calling-party control, far-end disconnect) |
| FXS On-Hook Voltage | -44 V |
| FXS Ringing Voltage | 40 Vrms at 5 REN at 25 Hz (configurable frequency) |
| FXS Ringing Frequencies | 25 Hz, 50 Hz |
| FXS Ringing Tone | Configurable for different country requirements |
| Physical Connector | One RJ-21 connector |
| Expansion Modules | 0, 1 or 2, in any combination |
| Total Voice and Fax Sessions | Up to 24 |
| DSP Modules | PVDM2, purchased separately |
| Router Slot Types | Extension Voice Module (EVM) slot; network module (NM) or enhanced network module (NME) slot |
| Slot Adapter | SM-NM-ADPTR, for router slots that take network modules and EVM modules through an adapter |
| EMC Compliance | FCC Class A, CE Class A |
| Safety Conformance | UL 60950, EN 60950, AS/NZS 60950, IEC 60950 |
| Related Models | EM-HDA-6FXO (6 FXO ports), EM-HDA-3FXS/4FXO (3 FXS and 4 FXO ports), EM3-HDA-8FXS/DID (8-port FXS/DID), EM-4BRI-NT/TE (4-port BRI) |
Overview
- We perform an intensive quality control process on all our products. Units (unless sealed in the original manufacturer’s packaging) are fully tested and certified by our technicians. We run and record diagnostics on serial and operating systems, ensuring they function to the industry standard.
- Unless the listing specifies otherwise, this product comes with a 1 Year Warranty for the original purchaser as enduser of the equipment, applicable to items sold in the United States only. All others sales are supported by a 90 day extended warranty.
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