The speaker is powered by a 1,000mAH rechargeable battery and has a long battery life that lasts up to 20 hours. This VeoPulse Car Speakerphone B-Pro 2B Hands-Free Kit has dual 3w Hi-Fi speakers ...

POWERFUL PERFORMANCE - your marine speakers have been carefully crafted to provide you with 100 Watts of Peak Power, 20 Watts RMS, at 4 Ohm Impedance and Frequency Range between 45Hz - 12kHz for ...

Car Audio 101—How Do Speakers Work? Believe it or not, audio speakers rely on some of the same magic that powers the AC induction motors found in the front of many dual-motor Teslas and other EVs.