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Voice interface card, internal enclosure, expansion slot interfaceThe ADTRAN Total Access Ear and Mouth /Transmit Only Dataport (E&M/TO) is an access module that plugs into a single channel slot of a Total Access 1500 platform. It provides an interface between a platform PCM interface and a Voice Frequency (Voice Frequency) transmission facility with E&M DC signaling supervision. The unit is multifunctional and can be provisioned to operate in two-wire E&M, four-wire E&M, two-wire TO, and four-wire TO. The primary applications for the E&M/TO channel unit are for providing PBX foreign exchange at the customer premises, or tandem central office applications. The channel unit is intended only for interface with intro-building wiring, and it is not equipped with outside plane metallic interface lightning and power cross protection. The E&M/TO card can also be deployed in a Total Access 750 or Total Access 850. ??The E&M/TO features a four-wire 600W or two-wire 600W + 2.15 mf VF interface with DC isolation. Provisioning is accomplished through on boar... See full product specifications |
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VoIP Supply |
$148.99
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| Product Specifications | |
| Product MPN | |
| MPN | 1180402L1 |
| Key Features | |
| Type | Voice Interface Card |
| Interface | Expansion Slot |
| Enclosure | Internal |
| Platform | PC |
| Dimensions | |
| Depth | 9.73 in. |
| Height | 3 in. |
| Width | 0.71 in. |
| Weight | 1.1 lb. |
| Warranty | |
| Warranty | 10 Years |
| Miscellaneous | |
| Package Qty. | 1 |
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