I've got Cyberpowers actually. The alarm can be muted, but it doesn't stay muted. Especially when the battery (or ups circuitry) is worn out so a power dip turn

I've got Cyberpowers actually. The alarm can be muted, but it doesn't stay muted. Especially when the battery (or ups circuitry) is worn out so a power dip turns into infinite beeping. But also if the computer is turned off.