*TT-2808 8" RMS:120W POWER PEAK:240W*TT-2810 10" RMS:200W POWER PEAK:400WTT-281212"2WAY SPEAKER BOXSubwooferMagnet 50 ozVoice Coil 2.5"KSVFrequency Response 50HZ-18KHZ(-10dB)Sensitivity 96dB(+/-2dB)Impedance 8 OhmRMS Power 180WDimension(W¡ÁD¡ÁH) 41¡Á32¡Á60cmTweeter34mm Ti.Diap.Driver 13.5 oz,8 Ohm
Amplifier(A) TT-2812AImpedance 4 OhmVoltage 110V/220V/AC/60-50HZRMS Power 150W
Amplifier(B) TT-2812AUSpecial function USB/SD SLOT AND LCD SCREEN
Amplifier(C) TT-2812AUESSpecial function USB/SD SLOT,LCD SCREEN,and EQ