| Radio Model | Bulletin # | Release Date | Description | |
| KNG Portables | BKSB1030 | 4/15/2010 | Firmware upgrade for added features. PC Software update to 1.0.6.0 | Download |
| GMH, GMH+, DMH | BKSB-1029 | 11/17/2009 | Blown display when jump starting vehicle | Download |
| KNG Portable | BKSB-1028 | 8/5/2009 | Firmware update information | Download |
| DPH-CMD | BKSB-1027 | 5/27/2009 | Firmware update | Download |
| ALL BK | BKSB-1026 | 2/2/2009 | IOGEAR GUC232A (Information Only) | Download |
| DPHx | BKSB-1025 | 9/2/2008 | Quantar BCL | Download |
| GPH-CMD | BKSB-1024 | 6/4/2008 | Keypad FCN menu issues | Download |
| DMH | BKSB-1023 | 4/9/2008 | User selectable Squelch & Quantar BCL | Download |
| GPH-CMD | BKSB-1022 | 12/12/2005 | Group Scan | Download |
| DPHx | BKSB-1021 | 12/17/2004 | Firmware update | Download |
| DPH | BKSB-1019 | 11/13/2004 | Firmware update | Download |
| LAA0258 | BKSB-1017 | 7/23/2003 | No Tx audio from desk microphone | Download |
| LZA2027 | BKSB-1018 | 7/23/2003 | Difficulty adjusting Audio Levels | Download |
| DPH | BKSB-1016 | 5/6/2003 | Squelch Information only. | Download |
| LZA2027 | BKSB-1015 | 12/10/2002 | Manual update | Download |
| GBH | BKSB-1014 | 9/26/2002 | Poor audio/lock-up with Tone Remote | Download |
| GPH | BKSB-1013 | 9/10/2002 | Display flashing "FAIL" | Download |
| GPH | BKSB-1010A | 1/4/2002 | Non-Flash / Low Volume | Download |
| GBH | BKSB-1011 | 11/19/2001 | PS fuse accessibility | Download |
| GMH | BKSB-1007 | 9/12/2001 | Superfluous display at power up | Download |
| EPH | BKSB-1006 | 8/17/2001 | Flex mode operation | Download |
| GMH | BKSB-1005 | 8/15/2001 | No display in low light | Download |
| GPH | BKSB-1003A | 8/15/2001 | Update to SB-1003 | Download |
| EPH | BKSB-1004 | 9/29/2000 | High temp comm failure | Download |
| GPH | BKSB-1003 | 9/29/2000 | High temp comm failure | Download |
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