Material: aluminium alloy Maximum power: 600W Frequency response: 50 HZ ~ 150 HZ Size: 32*24*6.8 cm 1: Integrated body: the casing of this car subwoofer adopts an integrated body made of aluminium alloy to reduce resonance and improve stability. 2: Small size: this car subwoofer is small, neat, and beautiful, taking up no space in the car and can be installed under the car seat. 3: Metal speaker grill: this car subwoofer uses a high-strength protective cover to better protect the woofer. 4: High-power amplifier: this car subwoofer comes with its own power amplifier, so there is no need to install an additional power amplifier. 5: Music lovers: enjoy wonderful music while driving; this subwoofer is your best choice. [French company and brand TECH DISCOUNT]: Our company TECH DISCOUNT manufactures and sells this high-quality product compared to similar products on the market (Even though the photos are similar, they are not designed the same way and sellers do not offer the same after-sales services). Each product undergoes strict inspection before shipment that allows you to receive your product in excellent condition. In case of quality issues, we will provide a free exchange within 14 days. Shipped from France on the same day as the order and you will receive it as quickly as possible (unlike other sellers who cannot guarantee shipping time or who ship from abroad and whose after-sales service is generally insufficient). Our after-sales service will be at your service to respond effectively. [To other sellers]: This product is sold e' to SV for an e-commerce website.