Cheap And Discounts DC 12V To 24V 2X80W XH-M567 TPA3116D2 Dual Channel Digital Amplifier Board High And Low Adjust On-board Operational Amplifier Wholesale. Buy Directly From Merchant Shop1103728686 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.