About this item

• Frequency: 2.4 GHz,Wearing style: Convertible (over-the-ear or over-the-head)
• Digital Signal Processing (DSP),Noise-canceling microphone and long boom design provide optimum voice quality
• Range: Up to 50 meters,Talk time: Up to 7 hours
• Standby time: Up to 100 hours,Volume, mute, and call answer/end controls