Here you are: https://www.uniden.info/download/index.cfm?s=r4
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- Release Notes
- Factory default of Bluetooth is changed from Off to On.
- Laser Atlanta Stealth gun detection is added.
- K block 3 filter (24.123 ~ 24.124GHz) is added.
- User K Block Filter 1, 2, 3, 4, 5 are added.
- Selective mute memory frequency feature is added.
- Auto Mute Alert Level feature is added. The existing Auto Mute On/Off is deleted from the menu and Auto Mute is integrated into Auto Mute...
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