16 POTS Telephones and Ethernet over Fiber Extenders 1 Set - Phone Lines POTS Over Fiber Optic converter,Single Mode 20Km And Multimode 500m, Support Called Id, Ring And Fax 样式:with SC interface 6 to +3 dB)

6 to +3 dB)

"3" MIC AUDIO (-)

Signal-to-noise ratio（S/N）: 60dB

plus support for fax & legacy applications that is not supported by VoIP lines

16 POTS Telephones and Ethernet over Fiber Extenders 1 Set - Phone Lines POTS Over Fiber Optic converter,Single Mode 20Km And Multimode 500m, Support Called Id, Ring And Fax 样式:with SC interface 6 to +3 dB)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), wavelength 1310 1550 nm Extend your POTS Phones and Network: 16 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