Yealink Firmware - Commercial in Confidence
V72 = RPS - Legacy
V73 - RPS = RECOMMENDED
V80 - RPS = RECOMMENDED
V81 - STANDARD
V82 - TESTING
Please use V73 or V80
Standard V81
Testing V82 - DO NOT USE
CP860 - Conference Phone
v72 r4
T19-E2
v80 r130
T20
v73 r40
T22
v73 r50
T23
v80 r80
T28
v73 r50
T40
v80 r130
v81 r110
T40G
v81 r110
v82 r20
T42
v72 r26
v73 r50
T46G
v73 r50
v80 r130
v81 r110
T48G
v73 r50
v80 r130
v81 r25
T49
v80 r100
W52P - Wireless
W52P Base - v73 r40
W52P Handset - v73 r30
W56P - Wireless
W56P Base - v80 r15
W56P Base - v81 r10
W56P Handset - v80 r15
W56P Handset - v81 r10