②Input AC18V, output DC15V, current 200mA (if AC15V input is used, the load current can be larger). This board adopts double-sided solder joint design. ①The rectification part introduces the grounding concept of Marantz, which greatly reduces the ground wire interference.
1.ZK-APTX3 high-pass Bluetooth amplifier board support APTX, using two TPA3255, six JRC2068, excellent performance. Amplifier chip: two TI original TPA3255. Adopting enlarged and thickened heat sink, purple copper strip heat conduction, silent fan air-cooled heat dissipation, to ensure sufficient power.
With a 2-year warranty, you can have peace of mind knowing that you're investing in a high-quality product. Channels: 5 Zones; 70V with Independent On/Off Switch per Zone. Power Handling: 120W(RMS)/ 240W(MAX) Per Channel @ 8 Ohm.
Chip: Original TPA3116D2. 1 TPA3116D2 Amplifier board. -Output power: Maximum 120W 2.
1x 8 Ohm 1W Speaker. 1x Audio Amplifier Board. We do not accept P.O. Boxes. Item model number GBCA-AMP-001. Add to Favorite. What's in the box.
Unlock True HiFi Sound: An upgrade for your WiiM Pro. The linear power supply reduces ripple noise as low as <30μV, eliminating harsh high-frequency noise for a pitch-black background, wider dynamic range, and crystal-clear audio details. Audiophile-Grade Components: Powered by a UK Talema toroidal transformer, EMI AC filtering, and a CLC matrix filter. This high-efficiency design blocks grid interference and electromagnetic leaks, delivering pure, stable power to your DAC.
Whether you prefer a balanced sound or a more bass-heavy mix, our product allows you to create the perfect listening experience. Professional Microphone Setup: Our dual microphone input with adjustable reverb and built-in Bluetooth and FM radio functionality makes it perfect for karaoke nights, presentations, and more.
Audio Decoding Formats: MP3, WMA, WAV, FLAC, APE lossless formats. Powerful Amplification Performance: Equipped with a built-in 2 40W amplifier, it easily drives two 40W speakers, providing an impressive audio experience.
Multifunctional Integration: This decoding board integrates Bluetooth audio decoding, TF card and U disk music file decoding, computer USB sound card, and LINE input functions, providing users with a comprehensive audio decoding and playback experience.
Power Amplifier IC: TPA3255 chip. Digital amplifier board 1. Output power: 315W/4Q distortion 1.5%. Signal-to-Noise Ratio (SNR): > 111dB. Dynamic range: > 100dB.