cumulus7 years ago000Does this power supply work for the Yealink SIP T-41P?Show in original language (German)1 answer
h.hoerler7 years ago000Is this power supply unit for the T48G absolutely necessary? Or does the phone work without it?Show in original language (German)2 answers
thomas7 years ago011What is the output of the power supply unit in V and mA?Show in original language (German)3 answers