27t 20 0 5mm piezo ceram ic disc

{"cid":"91198955","title":"27T*20*0.5mm 4KHz Copper Three Pole Piezo Ceramic Disc","imgUrl":"https:\/\/img.ismap.com\/nimg\/a0\/5e\/b19f95358ad32a5cddfb2caa49b6-200x200-1.jpg","attrs":{"Price":"negotiable","Brand Name":"TAIMI","Model Number":"TM-27mm 31mm piezo ceramic element buzzer sheet","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":"brass stainless iron material","Operating voltage":"3-24V piezo ceramic element buzzer sheet","Rated voltage (vp-p)":"3v 12VDC 24v copper buzzer sheet","Function":"Alarm Piezo Buzzer sheet","Min Sound Output":"95dB 12VDC\/30cm","Warrenty":"3 years","Operating temperature":"-20\u2103 to 70\u2103","Type":"Electronic Alarm Buzzer disc","Sound output":"85 dB at 30cm","Weight":"14 g","Resonant Frequency":"3.7\u00b10.5KHz","Size \/ Dimension":"23x12mm","Efficiency - Type":"Sound Pressure Level (SPL)","Temp. range":"-20\u2103~60\u2103"}}