Cheap And Discounts TPA3116D2 Digital Power Amplifier Module, 3.0 Channel High and Low Tone 2x50W+100W Power Amplifier Board BT 4.2 Wholesale. Buy Directly From Merchant ME Electron Franchise Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.