The HYANKA ES-69 is designed for optimal performance, ES-69 4-way coaxial speaker has a nominal impedance of 4 OHM and RMS power handling of 300W for powerful and dynamic audio output. The woofer is equipped with a 1.2” voice coil and utilizes KSV voice coil backbone material to ensure durability and optimal performance. The cone is made of PP material with excellent rigidity for enhanced bass response. The foam surround controls cone movement and features a neodymium magnetic tweeter for clear, vibrant high-frequency sound. Compatible with most models and with a mounting depth of just 2.6", easy installation makes the ES-69 car speaker perfect for car.