• PersonalSound™ – In addition to the volume control, you have 3 custom hearing choices available to increase speech clarity and boost your listening power
• Automatic Volume Control – Eliminates the need for constant volume adjustment in variable noise situations such as driving
• When selected, the Environmental Mode will amplify and increase your listening power between calls, so you don't have to remove the headset
• NoiseNavigation™ – The Sound ID 400 optimizes speech intelligibility at both ends of the conversation via dual microphones and the automatic reduction of wind and background noise
• “Eargonomic” – Weighing only 8 grams, the super lightweight Sound ID 400 is scientifically and ergonomically designed for comfort thanks to RealComfort™ EarLoops, designed for extended wear and to better channel sound into the ear for enhanced listening
• Style Savvy – A slim form factor and chic, black velvet soft-touch finish ensure that the Sound ID 400 matches every outfit
• Automatic Volume Control – automatic adjustment based on back-ground noise level
• Advanced Wind Noise Protection – reduces the impact of wind noise
• Easy Controls – for volume, mute, voice dialing and call answer/end
• PowerManagement™ – Up to 7 hours of talk time and 8 days of standby
• Convenient Charge – The Sound ID 400 can be charged with standard micr USB phone chargers, which may eliminate the need to travel with multiple charges
• MultiPoint Connection – Allows the Sound ID 400 to be active with two Bluetooth phones

Shipping Note: Eligible for shipping to all 50 states

Warranty: 1 Year Sound ID