CITROEN 2015 Berlingo Multispace Handbook page 146

Child safety
Recommended ISOFIx seat
"ISOFIx RÖMER DUO plus"
(size category B1)
Group 1: from 9 to 18 kg
Installed only in the forward facing position.
Secured to rings A, as well as ring B, called the Top Tether,
using an upper strap.
Three seat body angles: sitting, reclining, lying.
This child seat can also be used on seats which are not fitted with ISOFIX
mountings.
In this case, it must be attached to the vehicle seat using the three point seat
belt.
Follow the instructions for fitting the child seat given in the seat
manufacturer's installation guide.