ADDASOUND Crystal 2821 Monaural Headset
- Wideband audio processing; also applicable to VOIP communication
- Optimal design of sound chamber for improved call quality
- Directional microphone noise cancelling filters out background noise
- International standard hearing protection function protects your ear under intensive usage
- Advanced evaporation technology to display textured appearance
- 180° horizontal adjustable ear cap and 270° bendable boom to fit custom need of every user
- Ergonomic design for an extremely comfortable wearing experience
- Ultra lightweight design allows all-day wearing
- Manufactures 2 year warranty
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