Speakerbox/ PA Speaker Box/ Plastic Speaker Box DWF112E: 1) 2 Way Molded Speaker Box without Amp 2) Woofer: 12" woofer, 2.5" VC, 8 ohm 3) Tweeter: 34mm Titanium Compression Driver 4) Frequency Response:40Hz-18KHz 5) Sensitivity: 94dB/M/W 6) Power: 200W RMS/400W Peak 7) Blue LED indicator DWF112EA: 1) 2 Way Molded Speaker Box With Amp 2) Woofer: 12" woofer, 2.5" VC, 4 ohm 3) Tweeter: 34mm Titanium Compression Driver 4) Frequency Response: 40Hz-18KHz 5) Sensitivity: 94dB/M/W 6) Power: 160W RMS/350W Peak 7) Voltage: 110V/230V/60-50Hz (with amp) 8) Blue LED indicator DWF115E 1) 2 Way Molded Speaker Box Without Amp 2) Woofer:15" woofer, 3"VC, 8 Ohm 3) Tweeter:44mm Titanium Compression Driver 4) Frequency Response:40Hz--18KHz 5) Sensitivity:96dB/M/W 6) Power:250 Watts RMS/500 Watts Peak 7) Blue LED indicator DWF115EA 1) 2 Way Molded Speaker Box With Amp 2) Woofer:15"woofer, 3"VC, 4 Ohms 3) Tweeter: 44mm Titanium Compression Driver 4) Frequency Response:40Hz--18KHz 5) Sensitivity: 96dB/M/W 6) Power: 200 Watts RMS/450 Watts Peak 7) Voltage: 110V/230V/60-50Hz (with amp)8) Blue LED indicator.