Hi-Fi Speakers

500W IRS2092S HIFI Digital Power Amplifier Board Class D Mono Audio Amplifier Moudle with Speaker Protection for Car Subwoofer 500W IRS2092S HIFI Digital Power Amplifier Board Class D Mono Audio Amplifier Moudle with Speaker Protection for Car Subwoofer 500W IRS2092S HIFI Digital Power Amplifier Board Class D Mono Audio Amplifier Moudle with Speaker Protection for Car Subwoofer