Shenzhen Chengxun Electronic Co., Ltd.  

Product Name: 2320 -Iz Piezo Buzzer Wireless 90dB High Quality Model NO.: LS2320-IZ Brand: Sz-Xdz Certification: ISO9001, RoHS Usage: Alarm Radiation Mode: Indirect Radiation Type Style: Mini Transducer Principle: Piezoelectric Earphone Cone: Plastic frame Transmission Mode: Air-conduction Category: Buzzer Resonant Frequency: 4000Hz Trademark: SZ-XDZ Transport Package: Standard Export Carton Specification: 20mm*30mm Origin: China Product Description 2320-IZ Piezo Buzzer,Wireless ,Min,High Quality,for Electronal Products.