non polarity 2 wire smoke detector

{"cid":"91221733","title":"2-Wire Non-Polarity Intelligent Addressable Smoke Detector for Alarm Control","imgUrl":"https:\/\/img.chinax.com\/nimg\/23\/97\/3df9cdae9c817b379296f624f035-200x200-1.jpg","attrs":{"Price":"negotiable","Brand Name":"XHA","Model Number":"CA100","Minimum Order Quantity":"1PCS","Delivery Time":"3 Working days","Certification":"CE","Place of Origin":"China","Payment Terms":"T\/T, Western Union","Supply Ability":"500pcs\/month","Packaging Details":"1PCS\/Carton","Capacity":"254points","Name":"Addressable Smoke Detector","Work voltage":"AC90-270V","Wire Type":"Non-Polarity 2-Wired","Operating Environment":"Temperature -10\u00b0C~+50\u00b0C Humidity \u226495%.","Customization":"Available | Customized Request","Installation":"Wall Mounted","LCD display":"192*64","Anti-Theft Alarm System Type":"Smoke Alarms","Main power supply":"AC220V\u00b1 15%, 50HZ."}}

{"cid":"91188394","title":"Electrical Fire Monitoring System with Non-polarity Powerbus Communication, 512 Points Monitoring Capacity, and GB28184-2011 Compliance","imgUrl":"https:\/\/img.chinax.com\/nimg\/c6\/83\/ead9ce63f5d119b89825ef14fd27-200x200-1.jpg","attrs":{"Brand Name":"Honeywell","Model Number":"680 series","Minimum Order Quantity":"1PCS","Delivery Time":"5-8 work days","Certification":"CE","Place of Origin":"china","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union,MoneyGram","Supply Ability":"1000 Piece\/Pieces per Week negotiable","Packaging Details":"each unit has individual box and all boxes are packed in standard packages or customers requests available"}}

{"cid":"91197022","title":"Fire Detection FM200 Fire Alarm System Module","imgUrl":"https:\/\/img.chinax.com\/nimg\/ad\/84\/dc196cbf3232d36a06fa4a42d7a6-200x200-1.jpg","attrs":{"Price":"negotiable","Brand Name":"dingya","Model Number":"KZJ-956E","Minimum Order Quantity":"1 set of system","Delivery Time":"10-15 working days","Certification":"CE,CAL,CMA,CNAS,ILAC-MRA,CCC","Place of Origin":"guangzhou\uff0cchina","Packaging Details":"Plywood case or box case","Payment Terms":"L\/C, D\/P, T\/T, Western Union, Paypal, Credit card","Product":"FM200 Fire Alarm System","Usage":"Firefighting","Type":"fire alarm system","Function":"Fire Alarm,Fire detection,Emergency Alert"}}