APA3544KI-TR Class AB Stereo Headphone Driver with Mute APA3544JI-TU Class AB Stereo Headphone Driver with Mute APA3544JI-TR Class AB Stereo Headphone Driver with Mute APA3541KI-TU Class AB Stereo Headphone Driver with Mute APA3541KI-TR Class AB Stereo Headphone Driver with Mute APA3544 Class AB Stereo Headphone Driver with Mute APA3541 Class AB Stereo Headphone Driver with Mute APA3541YI-TU Class AB Stereo Headphone Driver with Mute APA3541YI-TR Class AB Stereo Headphone Driver with Mute APA3541JI-TU Class AB Stereo Headphone Driver with Mute
