Description Build in Op amp for headphone liner boost, easy to drive any headphone in 16 Ohm~200 Ohm impedance loading,the speaker cut off automatic when the earphone jack plug in. Totally 3000*2+220*5=7100uF super large capacity with ELNA 'Pioneer' Audiophile Grade Cap, very low ESR and high speed response sounds much clearly in detail and huge in deep bass. High grade component...
This is a high quality Yamaha A-25 Stereo Amplifier. It features Tone Control, Loudness Feature, Subsonic Filter, and 1/4" Headphones Port.