2.2.2.2.45 PreferredBps

The PreferredBps key specifies the maximum connection speed for a modem, in bits per second, associated with the preferred port. For example, it can be 115200 bits per second. The value of this key SHOULD be a valid modem connection speed in the range 0 to 4294967296. This key is optional. This key is ignored unless the DEVICE key is set to "modem".