rfid technology tour guide wireless system

{"cid":"91171271","title":"White RFID technology Tour Guide Audio System With Lithium Battery M7 Model","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/b2\/73\/ccf1296d849dd6ec4c7c5c30a1a7-200x200-1.jpg","attrs":{"Price":"negotiation","Brand Name":"YingMi","Model Number":"M7","Minimum Order Quantity":"1pcs","Delivery Time":"3-7 days","Certification":"CE,RoHs","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union, MoneyGram","Supply Ability":"10000pcs one month","Packaging Details":"packed in carton box","Audio Mode":"MP3","Weight":"50g","Languages":"8 language for optional","Storage mode":"Adaptive Flash","Dimensions":"75*58*13mm","Power supply":"Lithium battery power supply","Automatic induction":"Radio frequency and infrared induction","Color":"White","Brand":"YingMi","Distance":"1.5-30m"}}

{"cid":"91213724","title":"HUA Guard Tour System Rfid Reader Security Patrol Wireless Strong Medium Flash Light","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/96\/76\/0a4bdfce8cd315536ff56823ba1c-200x200-1.jpg","attrs":{"Price":"USD 65\/pc","Brand Name":"HUAguard","Model Number":"HUA-101ZS","Minimum Order Quantity":"1","Delivery Time":"3-5 work days","Certification":"ROHS\/CE\/FCC","Place of Origin":"China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union","Supply Ability":"500 pcs\/day","Packaging Details":"1 set\/box,10 boxes\/small carton,30 boxes\/big carton","Reading Type":"RFID 125kHz","Usage":"Patrol check","Product Type":"RFID Guard Patrol Reader","Brand":"HUAguard","Model":"HUA-101ZS","Place Of Origin":"Guangdong China"}}