mp3 play museum audio guide system

{"cid":"91171271","title":"MP3 Playback Museum Audio Guide System Up To 10 Hours","imgUrl":"https:\/\/img.ismap.com\/nimg\/e8\/fe\/e6dbdfa57f806f866e0b93d152cb-200x200-1.jpg","attrs":{"Price":"negotiation","Brand Name":"YingMi","Model Number":"007B","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":"500 pieces per week","Packaging Details":"packed in carton box","Brand":"YingMi","Content segments":"Arbitrary selection","Power supply":"Lithium battery","Frequency response":"20Hz-20KHz","Dimensions":"11.7* 5.9 *1.7 cm","Accuracy":"0.5m-30m","Continue to play":"LCD screen","Working temperature":"8Kb\/s-320Kb\/s","Play format":"MP3","Warranty":"2 years"}}