The hd PL-Series extends the Harmonic Design® LineArray Stick portfolio with a more powerful PowerLine Stick loudspeaker series with a comparable nice outer appearance as the hd ML-Series. Lightweight enclosures using modern materials from airspace combined with ground-breaking new designed 3“ drivers for a long lasting and reliable column speakers with outstanding sound reproduction of music and speech in even larger applications. There are customer specific length available according to the modular design of every Harmonic Design® column speaker series to fulfill every applications needs.