The TP-LINK TL-SM221B adopts the latest 100Base-BX standard, allowing transmission over a single fiber, with different wavelengths in each direction. You can extend your network distance up to 15Km with TP-LINK switches or other equivalent systems to provide high speed and stability.

• Standards and Protocols: IEEE 802.3ah 100Base-BX, CSMA/CD, TCP/IP
• Wavelength: TX: 1310nm / RX: 1550nm
• Power: 3.3V
• Safety & Emissions: FCC, CE
• Cable: Single-direction fiber
• Fiber Type: 9/125 um Single-mode
• Maximum Cable Length: 9.3 miles (15km)
• Data Rate: 155Mbps
• Port Type: LC
• Environment:
• Operating Temperature: 0℃~70℃ (32℉~158℉)
• Storage Temperature: -40℃~80℃ (-40℉~176℉)
• Operating Humidity: 10%~90% non-condensing
• Storage Humidity: 5%~90% non-condensing
• Supports WDM Bi-Directional technology, using a single fiber
• TX: 1310nm / RX: 1550nm
• Internal power +3.3V
• Compatible with TL-SM221A
• Plug-and-Play
• Compatibility with TL-SG2216WEB / TL-SG2224WEB and other equivalent systems