Where to buy a cheap cell phone jammer?
This is a difficult question to answer. Because different countries have different channels to buy cheap jammers. For example, North America, perfectjammer is a good choice.
How to buy cheap and good quality jammers? It depends on whether the supplier has its own production facility. It's often easier to buy a cheap 4g jammer for a business that has its own production line. Therefore, before you buy equipment, you can find out whether the enterprise has the qualification of independent production. Also look at several online stores for price comparisons.