VP-0112 12" 2 Way Speaker BoX 50 oz Magnet Voice Coil:2.5" KSV Frequency Response: 45-18 kHz Sensitivty:96 dB Impedance:8 Ohm RMS Power:150 Watts Dimensions(wxdxh)43x31x57.5cm Tweeter Impedance:8 Ohm Voice Coil:1.34" (34mm) Frequency Range:1.5kHz-18 kHz Sensitivty:98 dB 34 mmTi diap driver:17.5 oz 8Ohm VP-0112A Voltage:110-230 V/AC/50-60 Hz Impedance:4 Ohm RMS Power:120 Watts VP-0115 15" 2 Way Speaker BoX 60 oz Magnet Voice Coil:2.5" KSV Frequency Response: 40-18 kHz Sensitivty:98 dB Impedance:8 Ohm RMS Power:180 Watts Dimensions(wxdxh)45x38x68cm Tweeter Impedance:8 Ohm Voice Coil:1.75" (44mm) Frequency Range:1.2kHz-18 kHz Sensitivty:98 dB 44 mmTi diap driver:19.6 oz 8Ohm VP-0115A Voltage:110-230 V/AC/50-60 Hz Impedance:4 Ohm RMS Power:150 Watts We have many models of car speaker component kits;profession speaker component kits; Loudspeaker Components and GPS , with high end good quality and best prices . If you are interested in our products ,please feel free to contact us . OEM/ODM service :available