Connect central-office voice grade signals to distant Plain Old Telephone equipment (POTS) utilizing standard telephone signaling. Two units are required to implement an end to end system. Unit A connects to a telephone line or PBX and has the ability to detect ringing voltages and to act as a telephone (LINE SIDE FXS). Unit B is the reciprocal unit and has the ability to act as a Central Office and connects to a telephone device (CUSTOMER SIDE FXO).

• Device Type: Media converter| Form Factor: Plug-in module| Connectivity Technology: Wired| Optical Wave Length: 1550 (TX) / 1310 (RX) nm| Max Transfer Distance: 12.4 miles| Status Indicators: Link activity, power, link OK| Interfaces: 1 x phone line - FXS - RJ-11 female| Compatible Slots: 1 x expansion slot| Compliant Standards: FCC Class A certified, CSA, UL, ICES-003, VCCI Class A ITE, EN55022 Class A, FCC Part 68, TBR21| Service & Support: Limited lifetime warranty
• Service & Support Details: Limited warranty - lifetime| Min Operating Temperature: 32 °F| Max Operating Temperature: 122 °F| Humidity Range Operating: 5 - 95% (non-condensing)

Device Type: Media converter| Form Factor: Plug-in module| Connectivity Technology: Wired| Optical Wave Length: 1550 (TX) / 1310 (RX) nm| Max Transfer Distance: 12.4 miles| Status Indicators: Link activity, power, link OK| Interfaces: 1 x phone line - FXS - RJ-11 female| Compatible Slots: 1 x expansion slot| Compliant Standards: FCC Class A certified, CSA, UL, ICES-003, VCCI Class A ITE, EN55022 Class A, FCC Part 68, TBR21| Service & Support: Limited lifetime warrantyTransition Networks