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
Brand: Sennheiser Consumer Audio
Color: Black
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