30mm 25khz tweeter piezo alarm buzzer

{"cid":"91198955","title":"30mm 38mm 41mm 51mm 25khz Tweeter Piezo Alarm Buzzer","imgUrl":"https:\/\/img.ismap.com\/nimg\/3f\/4a\/54e847690dd295ec133630589e95-200x200-1.jpg","attrs":{"Price":"negotiable","Brand Name":"TAIMI","Model Number":"TM-3825 4140 5120 20khz 25khz ultrasonic speaker","Minimum Order Quantity":"1000PCS","Delivery Time":"10~15days","Certification":"ISO9001\u3001ISO14001\u3001IATF16949","Place of Origin":"CHINA","Payment Terms":"T\/T","Supply Ability":"1000000\/month","Packaging Details":"safe packaging","Material":"ABS","Operating voltage":"3-24V Piezo Electronic Alarm Buzzer","Rated Voltage (Vrms)":"2.83VDC","Function":"ultrasonic speaker for pest repellent","Min Sound Output":"95dB 12VDC\/30cm","Warrenty":"3 years","Operating temperature":"-20\u2103 to 70\u2103","Type":"ultrasoinc speaker","Sound Output at 10cm (dB)":"\u2265100","Weight":"6 g","Resonant Frequency":"20\u00b15 khz","Size \/ Dimension":"41x3mm","Efficiency - Type":"Sound Pressure Level (SPL)","Temp. range":"-20\u2103~60\u2103","Capacitance 120Hz (PF)":"20000\u00b1500","Operating Voltage (Vrms)":"30 max"}}

{"cid":"91188875","title":"Wall Mounted Mini Piezo Siren 12v \u03a654*30mm Low Current Drain With Bracket","imgUrl":"https:\/\/img.ismap.com\/nimg\/7d\/20\/305c7f3aa4da1cd178f9df59d51d-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"ANYO","Model Number":"54Y-BJ","Minimum Order Quantity":"500pcs","Delivery Time":"8-10 work days","Place of Origin":"CHINA","Payment Terms":"L\/C, T\/T","Supply Ability":"10000pcs per day","Packaging Details":"customized carton","Other name":"piezo siren","Rated voltage":"12V","Operating voltage":"1-30V","Rated current":"\u22644mA","Sound output":"\u2265110dB","Resonant frequency":"2500\u00b1500Hz","Operation temperature":"-20~+70\u2103","Weight":"37g"}}