Princeton Technology

4-Mode Preset Equalizer IC　

Princeton Technology

4 Mode Preset Equalizer IC

Princeton Technology

5-Mode Preset Equalizer IC with Bass Booster & 3D Effect

Princeton Technology

3D Effect IC

Princeton Technology

5-Mode Preset Equalizer IC

Princeton Technology

3D Effect Audio Processor IC

Princeton Technology

5-Mode Preset Equalizer IC with Bass Booster & 3D Effect

Princeton Technology

3D effect IC

Princeton Technology

5-Mode Preset Equalizer IC

Princeton Technology

3D Effect Audio Processor IC

Princeton Technology

4 Mode Preset Equalizer IC

Princeton Technology

4 Mode Preset Equalizer IC

Princeton Technology

4 Mode Preset Equalizer IC

Princeton Technology

3D Effect Audio Processor IC