The CallingPost System will only support uploaded filed that do not exceed the below specifications:
Frequency Range: 8 kHz (kilohertz)
Channels: Mono – one channel only (not stereo – two channels)
Sampling: 8 bit (not 16, 24 or 32 bit)
Message Length Range: minimum 5 seconds, 120 second maximum
File Type: .WAV only (not .MP3 or others)
File Byte Size: The size of the file will vary based on the message length range. The size of the file will not be a concern if the other requirements are met.