2 Port Telephone and 100Mbps Ethernet Over Fiber Converters 1 Set - 2 Phone Lines POTS Over Fiber Optic, ST interface ,Single Mode 20Km and Multimode 500m, Support Called id, Ring and Fax General Spec:

General Spec:

1x Unbalanced Audio Fiber Transmitter

The color is clear (transparent)

Single-mode (SM) fiber for a long distance up to 20 km(12

Bell flow: AC90 plus or minus 15V

2 Port Telephone and 100Mbps Ethernet Over Fiber Converters 1 Set - 2 Phone Lines POTS Over Fiber Optic, ST interface ,Single Mode 20Km and Multimode 500m, Support Called id, Ring and Fax General Spec:Feature: Universal for Both Fiber Types: Same media converters can supports Single mode fiber for a long distance up to 20 km(12miles) and Multimode fiber for a distance up to 500m(0. 31miles). Optical interface: ST Extend your POTS Phones and Network: 2 Independent telephone lines + 1 Fast Ethernet (10 100 Mbit s) port over same Single mode or Multimode fiber cable You can setup a POTS phone line and a Fax machine and extend the phone line over