Product Name: 45mm High Quality Piezo Buzzer Alarm Buzzer Model NO.: FBPT4524 Brand: Saipwell WORD nChannels: 6.1Channel Usage: Accept Radiation Mode: Direct Radiation Type Style: Mini Transducer Principle: Electrostatic Earphone Cone: Polypropylene and Titanium Edge Transmission Mode: Air-conduction Category: Speaker Rated Voltage: 12vp-P Rated Current: 50mA Max Color: Black and Blue Sound Output: 95dB Min Trademark: FBELE Transport Package: Standard Export Carton Specification: ROHS Origin: Ningbo HS Code: 85318090 Product Description FBPT4524 45mm high quality piezo buzzer alarm buzzer for security smoke alarm (FBELE)MODELFBPT4524Rated Voltage12Vp-pOperating Voltage3~50Vp-pRated Current50mA maxCapacitance at 100Hz 1V250000±30%pFSound Output95dB minResonant Frequency2500±500HzOperating Temperature-30~95ºCStorage Temperature-40~105ºCWeight11gColorBlack and BlueFBELE Company, (Ningbo Best Group Co., Ltd. ) are Chinese leading manufacturer and distributor in electronic components. We can offer quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc.Fast is our principle, our normal delivery time as below:Sample delivery date is: 1-3days.Production delivery time: 7-10days.New product development: 15-20daysOur Company Advantage:1, Reliability production2, Famouse Brand "FBELE", Best Reputation3, well experienced R&D engineer4, Effective working Team5, Aggressive Price6, Constant New productsDon't hesitate, E-mail us immediately now.you will get your best solution.