With AudioScope 3 you can scren your patients quickly and accurately -- and with more flexibility. It's a simple procedure that takes only seconds. Because AudioScope 3 has 20, 25 and 40 dB HL levels in one unit, you can screen all or your patients with a single insturment. And the tones are presented at random intervals so yoru patients can't second-guess their hearing screen. Complete unit comes with set of AudioSpecs, transformer, charging stand and recording forms.