PerfectCall is a bitmask of the following values: 1 = Perfect Call Enabled 2 = Analog Caller Id 4 = Enable Continuous Speech Recognition (CSP) 8 = Enable CSP but on a DM3 board. Combination Examples: 0 = No PerfectCall Call progress, No Analog Caller ID. 1 = Enable PerfectCall call progress only. 2 = Enable Analog Caller ID only. 3 = Enable both PerfectCall and Analog Caller ID.