bout this item

• One intelligent headset to manage PC, mobile and desk phone calls
• Hot swappable battery for unlimited talk-time (Additional battery sold separately)
• Wireless freedom up to 350-Feet from your desk. Audio performance : PC + desk phone Wideband: up to 6,800 Hz
• One-touch call answer/end, vol +/-, mute & flash controls across devices
• Noise-cancelling microphone & dual ear pieces help filters out background noise for you and the receiver