Fafeicy Multifunction Relay, Compatible With Audio Equipment And, 4.0S. Product Details Specification: ?8 Channels? This time sequence board is 8 channels power time sequence board, which start in sequence and stop in reverse. ?Useage? Mainly used for time-sharing start of power distribution to prevent excessive starting current at the same time. ?Time Interval Adjustment Range?0.2-4.0 seconds ?Output Method? The output style is passive output (ie dry contact), NC-COM (normally open-common). ?Application? Suitable for audio equipment in stage, KTV, to prevent erroneous startup or simultaneous startup to damage the equipment. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.