Plantronics binaural over-the-head headsetBinaural(covers both ears) headset offers increased clarity and comprehension in noisy environmentsQuick disconnect (requires PL-M22 or PL-P10 adapter)SES tone switchClick-stop headbandFlexible ear piecesSwivel voicetubeAdjustable clothing clipExtra voicetube included (PL-29960-01)Black and grayADDITIONAL/REPLACEMENT PARTS:PL-EARCUSHIONPL-29960-01: Clear voicetubePL-29960-70: Rainbow voicetube 6-packPL-29961-01: Clothing clip