The PPI T2 is a powerful 4-Ohm speaker that includes a rich variety of features. This PPI 1-inch car speaker is designed to deliver high quality sound with enhanced depth and impact. To deliver comprehensive bass sound, the PPI T2 features a 1-inch (2.54 cm) dome tweeter with built-in crossover. The polypropylene woofer cone of this PPI 1-inch car speaker is specially designed for mobile applications. This car speaker incorporates a passive speaker amplification to take music to another level. To provide rich and detailed bass, this 4-Ohm speaker is particularly designed for surface or angle mounting. With a frequency response range from 3.5 kHz to 20 kHz, the speaker allows the user to enjoy music to its fullest. The speaker can handle 50 watts RMS and 100 watts peak power. Additional specifications of this PPI 1-inch car speaker include an impedance of 4 Ohms per coil, an efficiency of 94 dB, a sensitivity of 97 dB, and a top mounting depth of 0.75 inches (1.905 cm).