150m distance wireless tour guide system

{"cid":"91171271","title":"Long-distance Wireless Tour Guide device","imgUrl":"https:\/\/img.chinax.com\/nimg\/90\/b3\/7721eed8e67981b5693f769d264b-200x200-1.jpg","attrs":{"Price":"negotiation","Brand Name":"YingMi","Model Number":"L8","Minimum Order Quantity":"1","Delivery Time":"5-8 working days","Certification":"CE,RoHS","Place of Origin":"China","Payment Terms":"L\/C, paypal","Packaging Details":"packed in carton box","Chargers":"Charger Or Charging Box","Distance":"about 150 meters","Frequency":"663-694","Weight":"Transmitter:48g,receiver:16g","Warranty":"two years","Working Hours":"\u22658h","Batter":"Lithium Battery","customize":"OEM + ODM"}}

{"cid":"91169403","title":"T6 Saxophone wireless microphone 10channels frequency UHF instrument micr\u00f3fon","imgUrl":"https:\/\/img.chinax.com\/nimg\/c6\/80\/9d972371f51d4636d86f7ae7b59c-200x200-1.jpg","attrs":{"Brand Name":"SOUNDMIKE","Model Number":"T6 \/ wireless Sax microphone","Minimum Order Quantity":"100","Delivery Time":"30-50 days","Certification":"CE","Place of Origin":"Enping China","Payment Terms":"T\/T, Western Union","Packaging Details":"gift box","Style":"instrument wireless microphone","Communication":"Wireless","Use":"guitar microphone"}}