Headphones Earbuds Earphones for Apple iPod nano (7th generation), Aircom A1 Airtube Stereo Headphones, Wired Headset with Mic, Noise Isolating, True Live Sound (Black) - US Patent # 6453044 Aircom A1 Airtube Stereo Headphones for Apple iPhone 5, 5s, 6, 6s, 6+ with Hands Free Microphone, Micro Earbuds, Noise Isolating Eartips, True Live Sound Listening AIRTUBE - A patented sound technology using an air-filled hollow tube to increase air space and sound development which produces more body and delivers a "Live" listening experience. US Patent # 6453044 MICRO EARBUDS - One of the smallest earbuds on the market due to the use of the airtube technology which puts the speaker in the sound chamber and not in the actual earbud. MIC/SWITCH - Built-in microphone with ON/OFF switch 100% Customer Satisfaction. Fast Same-Day Shipping by 12:00 PM PDT. 12 Months Warranty.