Roomail Smart Franking Machine Technology A Roomail smart franking machine, can print your company return address and logo straight onto your envelopes improve image and save your company up to 40%. Our smart meters are secure easy to use touch screens and use your existing wireless network or standard phone line to re-credit and update from Royal Mail.. Take a look Roomail On-Line Video Demonstration Available in the Product Pages on the Roomail website We know finding a suitable franking machine within budget can be a daunting task but we have hand picked our franking machines and rental packages for ease of use, reliability, cost effectiveness and overall customer satisfaction. We simply will not be beaten on service or price.