English 
Tiếng Việt D6602 and D6601 are 23G USB models that are bestsellers on the market today. These are twin brothers from Viettel network, they look exactly the same so at first glance you cannot distinguish which isViettel 3G USB D6602, and which is D6601. This article will show you where they differ and how to distinguish between these 2Viettel 3G USB.
Distinguishing USB 3G Viettel D6602 and D6601
The difference between USB 3G Viettel D6602 and D6601
Price: D6601 is 600k and D6602 is 400k
Viettel D6601 3G Dcom is the later model of D6602 so it has more superior features. That is also the biggest difference to distinguish these 2 product types. The speed of D6601 is 21.6mbps (supports 4G technology well) while D6602 is only 7.2mbps. Therefore, D6601 has a higher price than D6602.
How to distinguish USB 3G D6601 and D6602
This task helps you buy exactly the product you want, avoiding the situation of buying the wrong one and having to exchange it, even with many places that take advantage of customers' inability to distinguish and deliberately give the wrong one and then not allow exchanges.
When receiving the product, please open the device's cap to check the technical specifications written on it. The product name will be written inside, near the sim 3G slot. That is the most accurate and simplest way to distinguish them. In addition, you should also pay attention to checking the device for the Viettel logo stamp to ensure the product is genuine.
Now confidently go and choose yourself a3G Modem according to your needs without worrying about mistakes anymore. Come to us to own the best genuine multi-network products on the market today. We will deliver for free.
