This is the Xtension Call Recorder Universal Adapter 3.0, part number XtR-UA3. It has been thoroughly tested and is confirmed to be in working condition. The adapter connects via USB and is compatible with the Xtension brand. This device is perfect for capturing dictation and recordings in a professional office setting. It falls under the categories of Business & Industrial, Office Equipment, Dictation & Stenography, and Dictaphones & Voice Recorders.