Model CS100B/4V CS200B/4V CS300B/4V CS400B/4V CS500B/4V CS600B/4V There are too many modules looking ahead to uploading. If you're in choose of different models, please touch us for price. Thanks for your understanding. Packing Shipment: 1.) -- All the goods packed in safe situation to ensure nice arrival. 2.) -- We can deliver them out in 2 days. Service Principle: 1.) -- Best charge for excellent quality. 2.) -- Fast cargo inside short time 3.) -- Quick and timely respond 4.) -- Superior carrier ✉ Chat with me anytime if there are any enquiries or problems, we are able to respond in 24 hours. ( ◠‿◠ )