The PC 21-II Call Control by Sennheiser is a single-sided, PC headset ideal for voice recognition, internet telephony and all VoIP applications. The noise-cancelling boom mic filters out background noise and is adjustable for precise positioning. The dual 3.5mm plugs connect to your computer's microphone and headphone jacks for simple, plug-and-play connectivity.
- USB adapter with integrated sound card ensures exceptional Sennheiser sound on any PC
- Noise-cancelling boom mic reduces background noise and is adjustable for precise positioning
- Single-ear speaker with foam cushion for comfort
- Lightweight, adjustable headband is comfortable and fits most any head size
- Dual 3.5mm plugs easily connect to your computer's mic and headphone jacks