In the audio titled "Exam 1," a male voice is prominently heard. The tone is steady and clear, creating an atmosphere of serious concentration that's often associated with test settings. He guides the listener through the audio, possibly providing instructions or explaining concepts related to an examination. His voice is the main focus throughout the audio, with no background noise or music, emphasizing the seriousness of the test environment. The whole audio maintains an educational tone, with the male voice engaging the listener in a focused and attentive manner.