gfsk modulation travel guide system

{"cid":"91171271","title":"Anti Interference Audio Guide Museum GFSK Modulation Mode","imgUrl":"https:\/\/img.ismap.com\/nimg\/a2\/f4\/df76cf92095c7ce6749b59e36002-200x200-1.jpg","attrs":{"Price":"negotiation","Brand Name":"YingMi","Model Number":"R8","Minimum Order Quantity":"1pcs","Delivery Time":"3-7 days Name\tValue Working frequency:\t860MHz-870MHz; Other frequency can be customize Channel quantity:\t100CH; Modulation mode:\tGPSK; Working distance:\t>200m; Battery c","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","Brand":"YingMi","Working frequency":"860MHz-870MHz","Working distance":">200m","Frequency Response":"20-22K","Color":"Black","Receiver weight":"18g","Type":"Ear-hanging","Power":"Lithium Battery","Warranty":"2 years","Working current":"Working: 45mA"}}

{"cid":"91214073","title":"ZHH135 Linear Motion Guide Sliding Table CNC Cross Guide Travel 130mm High Precision","imgUrl":"https:\/\/img.ismap.com\/nimg\/c2\/3c\/eb9d88d025116505e22fe8d61936-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"ZANE","Model Number":"ZHH135","Minimum Order Quantity":"Negotiation","Delivery Time":"Negotiation","Certification":"CE\uff0cISO","Place of Origin":"China","Payment Terms":"L\/C, T\/T","Supply Ability":"100,000 pcs per month","Packaging Details":"Standard export carton packing, wooden case, foam board inside for protection.","Product Name":"Linear Motion Guide","Material":"Stainless steel","Screw type":"screw","Motor power":"400W","Outside diameter of lead screw":"16,20","Stroke":"100-1200 MM","Rated motor speed":"3000 RPM","Lead of the lead screw":"5,10,20","Maximum speed":"250,500,1000"}}

{"cid":"91222132","title":"VMC 640 4th Axis Cnc Milling Machine Module Process 4 Axis Cnc Vertical Machining Center","imgUrl":"https:\/\/img.ismap.com\/nimg\/78\/47\/177c70d82637d5a4efa1fa9b7be5-200x200-1.jpg","attrs":{"Price":"USD31000-40000","Brand Name":"Luyoung","Model Number":"VMC640","Minimum Order Quantity":"1","Delivery Time":"45 working days","Certification":"CE","Place of Origin":"China","Payment Terms":"L\/C, T\/T","Supply Ability":"100sets","Packaging Details":"Fumigation-free plywood","ATC":"16 auto tool changer","Axis":"4 axis"}}