- WDM Bi-Directional SFP Module
- Supports WDM Bi-Directional technology, using a single strand of fiber,
What This Product Does
TP-Link´s TL-SM321B adopts the latest standard 1000Base-BX, transmitting over a single strand of fiber with one different wavelength going in each direction. You can extend the network distance up to 20Km with TP-Link´s routers, switches and media converters to provide high speed and stability.cost saving
FREE SHIPPING
For Selected Orders.
SECURE PAYMENT
Cash on Delivery.
24/7 SUPPORT
Unlimited help desk.
100% SAFE
View our benefits.
FREE RETURNS
Track or cancel orders.