Q1:Are you the manufacturer?A1:Yes, Kenuo is a professional brand manufacturer for audio with 20+ years experience. We will provide quality products at the most competitive prices.Q2:Can you do customized products?A2:Of course, We accept OEM and customization. We can design custom products to your requirements, including customized logos and packaging, as well as label printing services!Q3:Is there any discount for bulk orders?A3:Yes,bulk orders are welcomed. And we will be glad to offer you better price discounts based on your order quantity. So please feel Free to contact us when you need to take large order quantities or customized products.Q4:Are samples available?A4:Yes, you can ask sample for testing after confirming sampling price with us.Q5:What is its lead time for samples and mass production?A5:Within 7-10 work days for samples and 30 days for mass productionQ6:Do you offer guarantee for the products?A6:If you have any issue with our product, simply send us a message Contact us.Q7:Which certificate you have?A7:CE ROHS FCC are all available.