About radio encyption function, different brands with different encryption ways, even same brand different models, may the encryption is also difference. so when you meet different brands encryption questions, which is normal status. let us learn to how to make same brand two HD1 communication in different encryption levels, The encryption of HD1 has two ways: normal and enhanced encryption

HD1 has two encryption modes, normal and enhanced levels. Different encryption levels, the method of set is also different, for HD1, normal encryption just has 4 bits, however, enhanced encryption has 32 bits. you can set digital , letter, or combine digital+letter, let us learn to set HD1 radio encryption function