You cannot program the SP10 with a USB cable and software. This is not a Baofeng. The SP10 uses internal crystals and jumpers or, in later models, a PROM chip.
Indicates the battery is low and requires charging. Instruction Manual For Motorola Radius Sp10
The Motorola Radius SP10 is a portable two-way radio. This manual covers basic operation, charging, programming, and troubleshooting. You cannot program the SP10 with a USB cable and software
Large button on the side. Press and hold to transmit your voice, and release to listen. LED Status Light: in later models