USB Interface Square Alarm

INTRODUCTION:

After USB is inserted into the computer, the computer will generate a virtual serial port, and the upper computer software will send instructions through the virtual serial port to control the sound and light alarm.
Model: SG-USB-F Shape: Square
Dimension description: 122mmX72mmX47mm
Material: ABS
Color: Red + White
Rated working voltage: 5V (Powered by USB)
Alarm loudness: Max 90dB
Control mode: USB
Transmission baud rate: 9600bps (default)
Volume control: uncontrollable
Maximum number of track control: built in two kinds of alarm sound
Maximum output power of horn: Max 1.5W
Current: static < 100mA; dynamic Max < 250mA
Working environment: - 35 ℃ ~ 55 ℃
20%RH~90%RH