This may prove helpful, but what I don't get is why, with all that's at stake, and with this team of high-paid lawyers, they write such garbled English.

Original:

Wherein the power source is coupled to the switch circuitry; and wherein the switch circuitry includes multiple transistors configured , to enable supply of electrical power to the receiving socket and enable to at least one of the microphone element and the speaker during record and playback functional operators and in response to control signal provided by the microprocessor.

Revised version:

Wherein the power source is coupled to the switch circuitry, and wherein the switch circuitry includes multiple transistors configured to enable supply of electrical power to the receiving socket and to enable at least one of the microphone elements and the speaker during record and playback operations and in response to a control signal provided by the microprocessor.

jmho.