Question: Astell&Kern, is a South Korean consumer electronics company founded in October 2013, and is wholly owned by Iriver, the company manufactures media players, CD players, headphones, and which type, that refers to home entertainment audio-visual systems that seek to reproduce a movie theater experience and mood using consumer electronics-grade video and audio equipment that is set up in a room or backyard of a private home?
Sentence (from "Voxx International"): The company specializes in four areas: OEM and after-market automotive electronics, consumer electronics accessories, and consumer and commercial audio equipment.
Relevant evidence: No