The BlueParrott C400-XT Noise Cancelling Mircophone Headset blocks 96 percent of ambient sounds with advanced noise-canceling technology, and its HD voice feature makes speech easier to understand and focus on conversations. This BlueParrott headset provides a 300-foot range for Class 1 Bluetooth reception. This headset offers large leatherette ear cushion that delivers better comfort and sound. The C400-XT also gives 24+ hours of talk time, so you can talk all day. Its IP67-rated water resistance and cold temperature rating, lets the user take calls anywhere.The BlueParrott Carrying Case is a protective storage for the BlueParrott Noise Canceling Bluetooth Headset. The Engineered EVA hard shell and soft interior layer protect against scratches, drops, impacts and crushes. It fits to BlueParrot Models easily.C400-XT Wireless Headset Features:Water resistance and cold temperature rating - lets you take calls anywherePremium performance you can wear your wayA2DP support for Streaming Music or GPS instructionsWith a choice of wearing styles - over-the-head and two behind-the-neck options (left and right)24+ hours talk time with 500 hours (20 days) of standby timeRoam up to 300 feet from paired Bluetooth devices.96 % Ambient Noise SuppressionHear and understand every word with HD Voice™Connects to all Bluetooth devicesNear Field Communication (NFC) for easy and instant pairingCarrying Case Features:Protective StorageEngineered EVA Hard ShellProtect Against :- Scratches- Drops- Impacts- Crushes