For Sennheiser HD1 In-Ear Wireless Headphones that don't fall out use BudLoks

If your Sennheiser HD1 In-Ear Wireless Headphones fall out of your ears, there is a solution. BudLoks™ install around the body of your earbuds. The soft silicone wing gently locks into the bowl of your ear, comfortably locking it in place during general activity or vigorous exercise. More Details
 

Sennheiser HD1 In-Ear Wireless Headphones, Bluetooth 4.1 with Qualcomm Apt-X and AAC, NFC one touch pairing, 10 hour battery life, 1.5 hour fast USB charging, multi-connection to 2 devices

The HD1 In Ear Wireless is a Bluetooth earphone with integrated three button remote and high quality microphone incorporated into the neckband. Bluetooth 4.1 wireless supports convenient multi connection with up to 2 devices at once, with 3 way calling capability. It incorporates NFC one touch Bluetooth pairing with smart devices and has up to 10 hour battery life. An intuitive voice prompt system notifies of pairing status and battery life status. There is a vibration alert for incoming calls and supports USB audio with USB charging.
  • Ergonomic around the neck design features soft stitched sheepskin nappa leather neckband offering all day listening comfort.Connectivity Technology: Wireless
  • Bluetooth 4.1 with AAC codec support and Apt X compatibility provides exepctional sound quality via crystal clear wireless transmission
  • Up to 10 hour battery life with USB charging. Charging time:Approx. 1.5 hrs .Battery time 10 hrs (A2DP/HFP)
  • Supports convenient multi connection of up to 2 devices at once, with 3 way calling capability;Pick up pattern : Omni directional
  • 2 year global warranty when purchased from an authorized Sennheiser dealer;Ear coupling : Ear Canal
  • Frequency response: 15Hz to 22,000Hz. Sensitivity as per 121 TR 9 5 to 44 dB V/Pa
Sennheiser HD1 In-Ear Wireless Headphones, Bluetooth 4.1 with Qualcomm Apt-X and AAC, NFC one touch pairing, 10 hour battery life, 1.5 hour fast USB charging, multi-connection to 2 devices Available through
amazon.com
$269.93

For Sennheiser HD1 In-Ear Wireless Headphones that don't fall out use BudLoks Earphone Sport Grips