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Amazon.com: Sennheiser CX 7.00BT Wireless In-Ear Headphone, Bluetooth 4.1 with Qualcomm Apt-X, NFC one touch pairing, 10 hour battery life, 1.5 hour fast USB charging, multi-connection to 2 devices : Electronics
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Amazon.com: Sennheiser CX 7.00BT Wireless In-Ear Headphone, Bluetooth 4.1 with Qualcomm Apt-X, NFC one touch pairing, 10 hour battery life, 1.5 hour fast USB charging, multi-connection to 2 devices : Electronics
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Amazon.com: Sennheiser SC 70 USB MS (506502) - Double-Sided Business Headset | For Skype for Business | with HD Sound, Noise-Cancelling Microphone, & USB Connector (Black) : Electronics
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Sennheiser EZX 80 - Bluetooth Headset - Smart Phone / Mobile Phone Headset - Long talk time (10 hours)
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