100ch tour guide headset system

{"cid":"91171271","title":"Auto Induction Audio Guide Device M7 RFID Transmitter Tour Guide Headset System","imgUrl":"https:\/\/img.chinax.com\/nimg\/6a\/f7\/d6dea9ad58cf878bff224c849549-200x200-1.jpg","attrs":{"Price":"negotiation","Brand Name":"Yingmi","Model Number":"M7","Minimum Order Quantity":"1pcs","Delivery Time":"7days","Certification":"CE,RoHS","Place of Origin":"China","Payment Terms":"L\/C,Paypal","Supply Ability":"300 pieces per week","Packaging Details":"packed in carton box","Product":"Audio guide device","Color":"White","Feature":"Auto Induction","Dimensions":"5.8*7.5*1.3cm","Power":"Lithium Battery","Application":"Audio guide for museum"}}

{"cid":"91224423","title":"98dB Sensitivity Single Side Disposable Earphone for Tour Guide or Monitor System Receiver In ear Headphone Form Factor","imgUrl":"https:\/\/img.chinax.com\/nimg\/a5\/32\/156462014d4fe0610a98dfce7f32-200x200-1.jpg","attrs":{"Price":"$0.12-0.29\/pieces","Minimum Order Quantity":"10000 pieces","brand name":"ODM","place of origin":"Jiangxi, China","chipset":"Others","Codecs":"None","Cord Length":"1.2M","Headphone Form Factor":"In ear","interface type":"3.5 mm","material":"Plastic","Noise Cancelling":"No Noise Cancellation","private mold":"No","Waterproof Standard":"No","Product name":"headphone for airline","Item":"business earphone","Name":"cheap earphone","Certificate":"ISO9001 ISO14001 and GB\/T28001","Package":"Blister package\/plastic box\/pouch\/ Poly bag\/gift box\/Customized","Usage":"MP3\/4\/5\/Cellphone\/PC\/Music player\/Mobile","Material":"ABS+PVC","Sensitivity":"98dB","Frequency Range":"20Hz - 20KHz"}}