The PCP-USB has an amplifier plus analog-to-digital converter (ADC), encoder, formatter, and USB interface chip imbedded in the chest piece. Since the PCP-USB contains all the key audio processing elements built into the stethoscope, it provides consistent quality independent of the users PC audio circuitry. Sound quality is excellent, and the total cost of ownership is the lowest among any of the digital transmission stethoscopes used with transmission software.
The PCP-USB stethoscope can be used with RNKs PCP-SSP in-band software. It can also be used standalone, without software, by manually switching the audio source in the video conferencing software. Frequency filtering and local monitoring features are available only with software.