The SpeakerPhoneEnable and SpeakerPhoneDisable entries define the AT commands used to enable and disable the speakerphone.
One or more command strings.
HKR, SpeakerPhoneEnable, 1,, "at#vls=6<cr>" HKR, SpeakerPhoneDisable, 1,, "at#vls=6<cr>" HKR, SpeakerPhoneDisable, 2,, "at#spk=0,15,,<cr>" HKR, SpeakerPhoneDisable, 3,, "at#vls=0<cr>"
These commands are issued after a call has been connected in voice mode. The SpeakerPhoneEnable command is sent when the TAPI function phoneSetHookSwitchMode is called with the bits set for PHONESETHOOKSWITCHDEV_SPEAKERPHONE and PHONESETHOOKSWITCHMODE_MICSPEAKER or PHONESETHOOKSWITCHMODE_SPEAKER.