Q1: Can I place a sample order to test the quality? A1: Of course! Welcome to order samples, we will provide you with quality service! Q2: Do you support ODM? A2: Yes! We can design according to your needs. Q3: Can I get a lower price if I order a large quantity? A3: Yes, bulk order price is cheaper. Welcome to contact customer service for a more detailed quotation. Q4: When will it be shipped after payment? A4: 1-4 working days for sample order Medium order 4-10 working days ODM order 10-15 working days Delivery can be by express: Alibaba Logistics, DHL, UPS, FedEx, EMS, TNT, etc. Q5: What payment methods do you usually accept? A5: Transfer, Western Union, MoneyGram, Trade Assurance, etc. If you want to pay by other methods, you can contact us, we accept them all. Q6: How do we ensure quality? A6: Always have pre-production samples before mass production; always have final inspection before shipment; Q7: What is the warranty? A7: 1 year, if you have any product quality problems, please contact us. Q8: Do you provide SIM cards for use in walkie-talkies? A8: We can provide SIM cards covering more than 180 countries around the world, but it is extra charged, please contact customer service for details