ei 19 audio transformer 3k impedance

{"cid":"91191040","title":"Customized EI 19 Audio Transformer 3K:3K Impedance for Audio Systems and Telecom Isolation","imgUrl":"https:\/\/img.chinax.com\/nimg\/1f\/35\/e2d0333c2250c00655640c3c669e-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Shinhom","Model Number":"AT301201","Minimum Order Quantity":"Negotiation","Delivery Time":"4~8 Weeks","Shape of Core":"EI19","Operating temperature":"-25\u2103 to +125\u2103","Packaging Details":"Carton","Payment Terms":"T\/T","Type":"Audio transformer","Certification":"RoHS","Place of Origin":"China","connection method":"Lead wire","Supply Ability":"1000000\/MONTH","Impedance ratio":"3k\u03a9:3k\u03a9"}}

{"cid":"91212211","title":"600 : 600 Ohm EI Power Transformer 1:1 EI14 Audio Isolation Transformer","imgUrl":"https:\/\/img.chinax.com\/nimg\/78\/c7\/dc04f63ab33a5b59928509d046d3-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"ZXY","Model Number":"ZXY-EI14","Minimum Order Quantity":"Negotiable","Delivery Time":"stock Or 3 weeks","Certification":"RoHS,ISO9001-2001","Place of Origin":"China,shenzhen city.","Payment Terms":"T\/T paypal xtransfer","Supply Ability":"200K-pcs\/month","Packaging Details":"100pieces \/ Carton size:380mm*325mm*345mm","Usage":"AUDIO","Coil Structure":"TOROIDAL","Wire dia":"0.025~2.0&customized","Winding":"2.5~50000&customized","Phase number":"Single &customized","Coil Number":"AUTOTRANSFORMER","Output Voltage":"60V 120V 240V&customized","Product name":"EI14 Audio Isolation Transformer"}}