The C-Media HS-100B is a single chip audio solution known for its high level of integration. All necessary analog modules, such as dual DAC and headphone amplifier, ADC, microphone booster, PLL, crystal-less design, regulator, anti-pop circuitry and USB transceiver, are included within the HS-100B. A variety of features can be customized through jumper pins or external EEPROM, and users can conveniently adjust audio settings through specific HID compliant volume control pins.