1. This product is after - sales and customized product, No refund service for this item. Use at your own risk.
2. We need 5-7 days to manufacture it before ship it out. We provide free shipping via ordinary mail, 15-20 days for delivery. If you need it urgently, please contact us for express mail before place the order.
1. All functions do not have sound
2. Radio stations alaways go back to 87.5Mhz
3. System does not turn on
Note picture above is for reference only, a few models has their special boards which may look not the same as above pictures.