Uniden WDSS 5335+1 Owner's Manual page 52

Remote Commands
Command
[#] then [1]
[#] then [2]
[#] then [3]
[#] then [4]
* If you press [#] then [1] in the first four seconds of a message, the system skips to the previous message.
If you press [#] then [1] after the first four seconds of a message, the system repeats the current
message.
5) When you finish, you will hear intermittent beeps indicating that the system is in the command waiting mode.
Enter another command from the chart within 5 seconds.
6) Hang up to exit the system. The answering system automatically returns to its normal standby setting.
Function
Repeat a message*
Play incoming messages
Skip a message
Delete a message
Command
[#] then [5] Stop operation
[#] then [6] Answering system on
[#] then [9] Answering system off
[#] then [0] Help
5
Function