MPXBM Subwoofer Motherboard AH41-01865A (PS-MW1) — Compatible with Samsung HW-Q70R / HW-Q80R, HEPAP00004A

Replacement subwoofer motherboard for Samsung soundbars — model AH41-01865A (PS-MW1), compatible with HW-Q70R and HW-Q80R systems (HEPAP00004A). Power handling: the board’s power rating governs output strength and overall audio quality; higher power yields greater loudness from the subwoofer. Low-frequency performance: designed to process bass signals and cover a wide audio frequency range for deep, impactful low-end. Connectivity: supports multiple input types (line-level input, RCA connections, and wireless options) to receive audio from TVs, speakers and other devices. User controls: offers adjustable settings such as volume and audio-frequency tuning so you can tailor bass response to preference. Reliability: built for lasting, stable operation and resistance to external interference or damage.