- 12-48-volt 97dB compact backup alarms
- 2017-12-20 07:57
- Model Number: YS-B21-#4802 Brand Name: YUEXIN Key Specifications/Special Features: 1. Output level: 97+/-3dB(A) at 4ft2. Voltage: 10-48V DC3. Current(max): 0.5A+/-10%4. Temperature range: -40-85°C5. Frequency: 1400Hz+/-10%6. Duty cycle: 0.85 p...