CCITT Standard RJ45 , The RJ45 version

The RJ45 version

The standard single baluns comes with a variety of coaxial interfaces and a RJ45 twisted pair connection. Speed version available is E1 (T1)/E2 (T2) 2-8Mbps
E1 (T1) to E3 (T3) 2-8-34 Mbps. Higher speed version is also available.

# No AC power or batteries needed
# Link-to-data isolation: Mini. 250V
# Bi-directional signal conversion
# Operating temperature: 0-75°C
# Ultra-miniature enclosure
Typical distance on good quality cable will be 180 meter

2-8 Mbit/s speed version for E1 (T1) / E2 (T2) data streams
Impedance: 75 ohm to 120 ohm/100 ohm
Insertion loss: Max. 0.2dB (2Mbps); Max. 0.3dB (8Mbps)
Return loss: -29dB(2Mpbs); -21dB(8Mpbs)
Cross talk: better than -80dB from 0.1 to 12MHz between any 2 baluns mounted distance up to 15mm

2-8-34 Mbit/s speed version for E1 (T1) to E3 (T3) data streams
Impedance: 75 ohm to 120 ohm/100 ohm
Insertion loss : Max. 0.3dB(8Mbps); Max. 0.9dB from 0.2-70MHz
Return loss : -21B(8Mbs); -15dB from 1 to 70 MHz
Cross talk : better than -60dB from 1MHz to 70MHz between any 2 baluns mounted distance up to 15mm

34 to 155 Mbit/s speed version for E3 (T3) and higher data streams
Impedance: 75 ohm to 120 ohm/100 ohm
Insertion loss: Max. 0.8dB from 860 KHz to 52 MHZ Max. 1.5dB from 50KHz to 240 MHz
Return loss: Max. 15dB from 1MHz to 240 MHz
Cross talk: -80dB from 1MHz to 240MHz