Yamaha DBR15 Powered Speaker achieves best-in-class SPL of up to132dB and delivers the lowest frequency in its lineup. The DBR15 delivers outstanding performance for the main front-of-house sound for the live performance or DJ events that require highly prominent low and more power. Specs: 2-way, Bi-amp powered speaker, Bass-reflex type. LF: Diameter:15" cone, Voice Coil:2.5", Magnet:Ferrite. HF: Diaphragm:1.4", Type: 1" throat compression driver, Magnet:Ferrite. Dynamic:1000 W (LF: 800 W, HF: 200 W) / Continuous: 465 W (LF: 400 W, HF: 65 W). NPUT1: Combo x1, INPUT2: Combo x 1 + RCA pin x 2 (Unbalanced), OUTPUT: XLR3-32 x 1 (CH1 Parallel Through or CH1+CH2 Mix).