modbus tcp ip slave i o module

{"cid":"91200109","title":"3 RJ45 Ports Modbus-TCP\/IP PLC IO Module with 16DI+16DO and 24VDC Power Supply for Industrial Control","imgUrl":"https:\/\/img.chinax.com\/nimg\/df\/29\/a7bbe13a3fb38322936ae0c0b88e-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Olycom","Model Number":"OM523E-1BL22-TCP","Minimum Order Quantity":"1 pc","Delivery Time":"3~5 working days","Certification":"CE","Place of Origin":"Guangdong, China","Payment Terms":"T\/T,PayPal","Supply Ability":"5000pcs\/month","Packaging Details":"1pc in a box","Product name":"PLC io module","Use":"Industrial Control","Protocol":"Modbus","IO Response Time":"Minimum 500us","Working Voltage":"24VDC (voltage range 18VDC~28VDC)","Sample":"Available","Communication Interface":"2*RJ45","Power Protection":"Anti-reverse connection protection, surge absorption","Service":"Support OEM\/ODM"}}

{"cid":"91220101","title":"PROSOFT PLX51-PBM MASTER\/SLAVE TO ETHERNET MODULE","imgUrl":"https:\/\/img.chinax.com\/nimg\/be\/46\/3d01848a4f2b065e7814b6770a30-200x200-1.jpg","attrs":{"Brand Name":"PROSOFT","Model Number":"PLX51-PBM","Minimum Order Quantity":"1PC","Delivery Time":"2-3 days","Certification":"CO","Place of Origin":"USA","Payment Terms":"T\/T","Supply Ability":"100pcs per week","Packaging Details":"BRAND NEW WITH FACTORY PACKAGE","PART NO.":"PLX51-PBM","Weight":"0.5KG","Actual PRICE":"Negotiabled","Condition":"New Original with Sealed","Application":"Oil and Gas Factory","Color":"Normal"}}