2 JBL JRX125 15" 2 Way Speaker PA Bundle Includes 2 JBL JRX 125 JRX125 15" 2 Way Speaker PA Includes 1 Yamaha EMX 512 sc Includes 2, 20' Hosa 16 gauge Speakon to 1/4" Cables Ferro-fluid cooled compression driver with titanium diaphragm improves high frequency performance as well as system reliability. For larger venues and audiences, or if you plan to use it for outdoor sound The EMX512SC with a pair of whopping 500-watt amplifiers to ensure that your music or message comes across with full impact.