he Pioneer TS-7150F is a 5-way coaxial speaker from their Champion Series. Here are some of the key specifications:

• Size: 7" x 10" (180mm x 252mm) - This is larger than a standard 6x9 speaker, allowing for deeper bass.
• Maximum Power: 500 Watts (peak)
• Nominal Power: 80 Watts (RMS) - This is the continuous power handling capacity.
• Frequency Response: 27Hz to 25kHz - This means the speaker can reproduce a wide range of frequencies, from very low bass to very high treble.
• Impedance: 4 ohms
• Sensitivity: 89.8 dB - This is a measure of how loud the speaker will play for a given amount of power.