We, Shanghai HJ Fiber Co.,Ltd, Guaranteed the High quality (Rohs, ISO9001,) ,Competitive price and Delivery on time service to our customers. Our products shown below: Isolator, Coupler, Circulator, WDM,For more details , please visit our website: www.fibersworld.com

Features:
High performance bridge for 10/100Base-T Ethernet extension
Fully compatible with IEEE 802.3 and Ethernet Standards
E1 channel: both framed & unframed are OK, both 75 & 120ohm are OK
Ethernet Port: 10 or 100Mbps, Full/Half Duplex Mode compatible
Ethernet ports support MDI/MDI-X selectionable
Standalone and Module optional
AC220V+-20%or DC-48V power input
Specifications:
LAN port  
Standard: Conforms to IEEE802.3 / 10,100Base-T Ethernet
Data rate: 10/100Mbps
Compatible on Full/Half duplex topology
Connectors: 1-4RJ-45 Connector
Transfer distance: <150m
E1 port
Standard: ITU G.703, G.704,
Jitter Performance: According to ITU G.823
Bit rate: N*64Kbps, N=1~31 (Fractional Mode) or 2.048Mbps(Full Mode)
Line Code: HDB3
Line Impedance: 75/120ohms optional
For more details ,Pls contact us without hesitation, we will give your satisfied reply asap.
Kindly look forward to hearing from you side.
Best regards
Mr Sun, Overseas Dept 
Shanghai HJ Fiber Co.,Ltd
Add: No.350,Shilong Road, Xuhui District, 
Shanghai1, P.R.China Postcode: 200232 
Tel: +86-21-54112835 Fax: +86-21-54112835 
E-mail: suncunjun2000@yahoo.com.cn
MSN: suncunju3000@hotmail.com