Plantronics 84605-01 headset - headsets (Circumaural, Semi-open, Monaural, Head-band, Black)
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Jabra UC Voice 150 Wired Stereo Headset - Over-the-head - Semi-open - 6 Hz - 6.80 kHz - USB
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Barton Tc2 Small Parts Container Semi-Open Front Blue 1.27L 165X100X75mm (Pack of 20)
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Beyerdynamic DT 880 Premium Edition HiFi Headphone, 250ohm - Semi Open Backed Construction
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