portable cofdm transmitter for ad hoc networks

{"cid":"91178553","title":"250KHz Voice And IP Data Transmitter NB Ad Hoc Networking Device","imgUrl":"https:\/\/img.chinax.com\/nimg\/52\/7f\/bf96f0d5692935f8805b60e781ab-200x200-1.jpg","attrs":{"Price":"Check with sales person","Brand Name":"Suntor","Model Number":"ST99020V2-1","Minimum Order Quantity":"1SET","Delivery Time":"in 12 days","Certification":"CE","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"5000set","Packaging Details":"normal packaging or according to your requirements","Carrier bandwidth":"250KHz\u3001500KHz\u30011MHz","Bandwidth":"5\/10\/20MHz\uff0cFlexible and configurable","Receive Sensitivity":"\u2264-116dBm","Encryption mode":"DES \/ AES128 \/ AES256 (Optional\uff09","Voice":"4.6kbps","IP Data":"Support unicast, multicast, broadcast, up to 520kbps","Warranty":"12 Months","MOQ":"1 PCS"}}