: Some sites list "Professional GP300/GM300 Series CPS" (e.g., version R03.00.01). Be careful: this Windows-based software is often for the "Professional Series" (like the CM300 or GP340) and is not compatible with the original legacy GM300. Repeater Builder® Hardware Setup
was designed for Windows 2000/XP. While it reportedly works on Windows 10 (32-bit versions specifically), it is buggy, can only edit basic frequencies and tones, and cannot program the accessory port. Professional Series CPS (Caution) motorola gm300 programming software windows 10