HED CSA-522 BTH (LT CB-215TH)

 The HED CSA‑522 BTH (LT CB‑215TH) is an active Bluetooth ceiling speaker set comprising two units: one active speaker with built‑in Bluetooth and amplifier and one passive speaker. Designed for ceiling installation, it allows wireless music streaming directly from phones or tablets — no external amp needed. It features a Class‑D amplifier with 2×15 W output and a water‑resistant design suitable for indoor areas with moisture.