The YD7377 with SZIP15 Audio Power Opamp ROHS is a chip manufactured by the company E-youda. This chip is a dual audio power opamp with a high gain-bandwidth product of 3.8MHz and a low total harmonic distortion rating of 0.002%. The chip operates from a single supply of 5V to 18V and can provide up to 1A/ch output current. It also features excellent PSRR, thermal protection, over-current protection, and distortion-free low frequency performance. The device is compliant to RoHS requirements, making it suitable for use in low power electronic systems.