*Single, high-performance, mixed-signal, 16-bit stereo VLSI chip *PCI parallel bus interface, revision 2.2 *High-quality ESFM music synthesizer *Dynamic range (SNR) over 80 dB *Integrated Spatializer 3D VBX stereo audio effects processor provided by Desper Products, Inc., a subsidiary of Spatializer Audio Laboratories, Inc. *Record, compress, and play back voice, sound, and music *16-bit stereo ADC and DAC * Programmable independent sample rates from 6 kHz up to 48 kHz for record and playback *Full-duplex operation for simultaneous record and playback *2-wire hardware volume control for up, down, and mute *Stereo inputs for line-in, auxiliary A (CD audio), and auxiliary B, and a mono input for microphone *MPU-401 (UART mode) interface for wavetable synthesizers and MIDI devices *Integrated dual game port *Separate mono input (MONO_IN) and mono output(MONO_OUT) for speakerphone