nx-3000 series

I have a NX-3720 that I’ve had for a few years. When I bought the radio I also purchased the D3 software. Recently I just bought a NX-3820 to match my VHF. Long story short, my 3820 came with firmware version 3.52 and my D3 software is version 2.1 which will not communicate. My question; Is...

Release Date: Not available at this time Portable: NX3220 / 3320 Display; 4-Line Basic Frame (2-Line Main/Sub-LCD Icon & Key Guide) Keypad; Full-key/Standard key/Non-Key Frequency range VHF 136-174 MHz (NX-3220) UHF 400-520 MHz (NX-3320) RF POWER 5w / 1w - Both Models CH-GID / Zones...