Changzhou Wujin Yueda Electroacoustic Equipment Co. Ltd

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	77 Thru 97dB Smart Back-up Alarms Model Number: YS-B37 Brand Name: YUEXIN Key Specifications/Special Features: 1. Output level: 77-97+/-3dB(A) at 4ft2. Voltage: 10-48V DC3. Current (max): 0.5A±10%4. Temperature range: -40-85℃5. Frequency: 1400Hz±10%6. Duty cycle: 0.85 pulse pe...	2017-09-02
	12 to 36V/107dB back-up alarm with steel housing Model Number: YS-B01-1-#2797 Brand Name: YUEXIN Key Specifications/Special Features: Output level:107 ±3dBAat 4ftVoltage:12 to 36V DCCurrent (maximum):0.6A±10%Temperature range:-40 to85°CFrequency:1240Hz, ±10%Duty cycle:0.85 pulse per second (50...	2017-08-04