JVC CS-J420X car speaker Round 2-way 210 W

Shape: Round Woofer diameter: 10 cm Weight: 230 g Tweeter diameter: 2.5 cm Mounting depth: 4.31 cm Speaker type: 2-way Rated power: 21 W Tweeter magnet type: Neodymium Impedance: 4 Ω Magnet weight: 74 g Peak power: 210 W Frequency range: 45 - 22000 Hz Tweeter: Yes Amplifier included: No Woofer magnet type: Ferrite Subwoofer included: No Sound pressure level (max): 90 dB Warnings: Do not open the housing or tamper with internal components.