Pioneer TS-E6902i specification:

• Pioneer Car Audio
• Maximum input power: 360 watts 
• Nominal input power: 80 watts
• Impedance  -  4Ω
• Frequency response  -  28 – 30,000 Hz
• Sensitivity (1W/1m)  -  90 dB
• Woofer size (cm)  -  16.3 x 23.7 cm
• Dual Layer IMX Aramid & Basalt Fibre Cone  with Butyl Rubber
• Tweeter size (mm)  -  23,0 mm
• Midrange size (mm)  -  57,0 mm
• Passive Crossover Network:LPF,HPF, -6 -12dB

[Pioneer TS-E6902i]