Electro-Voice EKX-18SP Powered 18" Subwoofer with US Power Cord 888365631691 | eBay
JBL C24CT-BK - CONTROL 24CT WITH TRANSFORMER BLACK Control 24CT in Black. 4? two-way vented ceiling speaker, 80 Hz ? 20 kHz, 86 dB sensitivity, 80W program and 40W pink noise power,
Crown 500W 15" HiFi Professional Series SubWoofer Audio Speaker with 8 – JG Superstore