MFR. Name: Cisco | MFR#: GLC-2BX-D-I=
1000BASE-BX10 SFP, 1490NM, 2-Channels, Industrial Temp
2-Channel 1000BASE-BX10-D for Single-Fiber Bidirectional Applications
The 2-channel 1000BASE-BX-D SFP module, also known as Compact SFP, integrates two IEEE 802.3ah 1000BASE-BX10-D interfaces in one SFP module. The GLC-2BX-D or GLC-2BX-D-I is always connected to two 1000BASE-BX10-U interfaces over two single strands of standard SMF with an operating transmission range up to 10km.