Keys Fitness GSM/GPRS Compact Flash Card RTM-8000 - Manual (Page 80)

Using the RTM-8000 70
Re-sending a message
You can use this function to send a message again.
In Message mode, tap to select a message in Outbox , Draft or Sent folder
and tap the button on the Tool Bar.
Or, tap and hold a message in Outbox , Draft or Sent folder and select
Send message in the submenu that appears.