The NJU7391AV-TE1 is a low power Audio Interface ICs, which is manufactured by JRC and has a package size of 32-pin Small-Outline Package (SSOP). This device is RoHS compliant, meaning it meets the European Union requirements for reduction of hazardous substances in electronic equipment. It has an operating voltage range of 2.4V-5.5V DC. This device provides 4 channels of amplifier with output headroom up to 1Vrms, and can support both single ended and differential output balancing. It includes gain control for output volume alteration and treble/bass control for adjusting the tone. It also features a headphone driver and a high integration micro-controller, allowing for device configuration and monitoring. The NJU7391AV-TE1 is a high-performance audio IC designed to deliver amazing, hi-fidelity, low-power audio playback.