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Short Description:WUZHI Audio ZK-502C is a compact 2.0 channel Class-D Bluetooth stereo amplifier board featuring the Texas Instruments TPA3116D2 amplifier chip. Delivers up to 50W × 2 output with Bluetooth 5.0 and AUX input, making it ideal for DIY Hi-Fi speakers, bookshelf speakers, desktop audio ..

Short Description:Fosi Audio BT30D Pro is a powerful 2.1 channel Class-D Bluetooth amplifier featuring premium TPA3255 chips, delivering 165W×2 stereo output and 350W dedicated subwoofer power. Perfect for bookshelf speakers, desktop audio, DIY sound systems, and home entertainment setups.Long Descr..