Packing Included/Consultancy Services:1*Herdio 4-Channel Amplifier,1*24V5A AC-DC Power Supply,1*User Manual.We also provide one year after-sales and lifelong product pre-sales and after-sales consulting, as long as you have any questions about the product, you can send us a message, we will reply to you within 24 hours, if the product malfunctions, in the one-year warranty period we will also provide free after-sales service.
