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Power: 15W + 15W. - The amplifier board work efficiency up to 90%, power-saving, with 12V motorcycle battery-powered continuous playback for more than 5 hours.
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eBay
Onboard TDA7297 IC audio power amplifier, dual channel 15W+15W, suitable for 4-8 ohm 10-50W speakers. Plate size: approx.45 x33mm/1.77x1.29".
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Chip: TDA7297 Amplifier Chip. 1 x TDA7297(A version) Amplifier. hope you could understand. Product Details.
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TDA7297 is a classic 2.0 amplifier chip, its excellent performance and high-fidelity high-power output is well known. TDA7297 classic amplifier chip, dual-channel 15W x 2 output, high-fidelity sound quality.
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