<http://schema.org/contactType>
"customer service"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.surplusglobal.com/zh-tw/marketplace/1987/BPX%2DBXM%2D155%2D4DX%2D1%2DCisco%2DCALL%2Denhanced%2Dbxm%2D155%2D4%2Dwith%2D64k%2Dcons%2D256k%2D2/>