Cheap And Discounts XH-A153 DC 5V Lithium Battery Bluetooth 5.0 Dual-channel 2 Ch Channel Stereo Low Power Amplifier Board 3W+3W Newest PAM8403 Chip Wholesale. Buy Directly From Merchant Yan's Tools Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.