8di 8do wireless on off module

{"cid":"91189349","title":"8DI 8DO Wireless ON OFF Module 433MHz \/ 868MHz \/ 915MHz 4G Wireless Modbus RTU","imgUrl":"https:\/\/img.chinax.com\/nimg\/0e\/3b\/2099ae22919a65b40d91c6ccab8d-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Lensen","Model Number":"LS-RDIO0808","Minimum Order Quantity":"2pcs","Delivery Time":"2-7 days","Place of Origin":"China","Payment Terms":"T\/T, Western Union","Supply Ability":"6000pcs\/month","Packaging Details":"standard carton","Frequency":"433\/868\/915MHz","Power output":"1W","Distance":"2-3km\/5km","Input":"8 digital inputs","Output":"8 relay outputs","Protocol":"Modbus RTU"}}