Features:1) Size: 76 x 46mm2) Height: 35+/-0.5mm3) Magnet diameter: 38+/-1mm4) Impedance: 8Ω5) Frequency: f0 - 20,000Hz6) Input power: 6W7) Sensitivity: 89±3dB

Features:1) Size: 106 x 67.5mm; high: 46.5mm; magnet diameter: 56mm2) Rated power: 10W3) Frequency: 180 - 18,000Hz4) Impedance: 4ohm5) SPL: 88±3dB

Features:1) Model: YDG50-052) Size: A 52, B 29, C 38, D 62.6, E 2-4x63) Impedance:4,8,16 ohms4) Noise Power:5W5) Max. Power:10W6) Sensitivity:88dB7) Freq. Resp:1500 - 20000Hz

Features:1) Nominal size: 102 x 102mm; height: 35+/-0.5mm; magnet diameter: 45mm2) Impedance: 8 ohms ± 15% at 1V3) Resonance: 130Hz ± 20%4) SP level: 91dB ± 3dB, 1W/1m5) Response: 130Hz

Model: CS4606Voice coil: 3/4-inch paper, 4 OhmsMagnet: 7 ounceFrequency response: 100Hz to 18KHzSensitivity: 88dB/W/MMaximum power: 40W4 x 6 inches car speakerFoam edge woofer

Overall diameter: 236.5 x 163.7 x 1.0mmMagnet diameter: 100 +/- 3mmImpedance: 4 OhmsNominal power: 30WResonance frequency: 60 +/- 12Hz to 20KHzSPL: 87 +/- 3dB

Size:129 +/- 1.0mmRated power:15WFrequency:90 to 20,000HzImpedance:4 OhmsSPL:89 +/- 3dB

1) Model: CS40102) Voice coil: 3/4" paper, 4 ohms3) Magnet: 5.4oz4) Freq. resp.: 100Hz-18kHz5) Sensitivity: 88dB/W/M6) Max. power: 40W7) 4" dual cone speaker, spraying paper cone8) Foam edge

1) Model: CS40102) Voice coil: 3/4" paper, 4 ohms3) Magnet: 5.4oz4) Freq. resp.: 100Hz-18kHz5) Sensitivity: 88dB/W/M6) Max. power: 40W7) 4" dual cone speaker, spraying paper cone8) Foam edge