Includes AUD2 - Rolling Audio Pod Includes 255PLC Multimedia Player Multimedia player, powerful enough for up to 100 students and flexible enough to use as a listening center with 6 built-in headphone jacks. Five rugged 2924APS Stereo headphones. For independent study or group learning, language instruction, tutorials and playback of recorded books. VoiceOver feature when used with a wired microphone projects speech over any audio program for announcement. Multiple input and output jacks for added capabilities (microphone, headphones, external speakers).