Changzhou Jiayuan Electronics Co., Ltd.  

Product Name: 12V Micro Transducer Piezo Waterproof Buzzer Model NO.: BY2310 Brand: Jy Certification: ISO9001, CE, RoHS WORD nChannels: 2.1Channel Usage: Expand Volume, High Fidelity Radiation Mode: Indirect Radiation Type Style: Head-mounted Transducer Principle: IR Earphone Cone: Rubber-edge Transmission Mode: Air-conduction Category: Buzzer Rated Voltage: 12VDC Resonant Frequency: 4.0