Transmitter Solutions Dolphin DOLXFD1000B-M Manual page 17

User Information Transfer:
The DOLXFD1000BS/DOLXFD1000BM supports the Use Information Transfer
function, and the enrolled user (cards, PINs) can be transferred from one (let's name
it master unit) to another (let's name it accept unit)
DOLXFD1000BS/DOLXFD1000BM DOLXFD1000BS/DOLXFD1000BM