Sennheiser CX Plus True Wireless Earbuds (Black) | World Wide Stereo
Amazon.com: Sennheiser Consumer Audio CX 400BT True Wireless Earbuds - Bluetooth In-Ear Headphones for Music and Calls - with Noise Cancellation and Customizable Touch Controls, White : Everything Else
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Amazon.com: Sennheiser Consumer Audio Sennheiser CX 400BT True Wireless Earbuds - Bluetooth In-Ear Headphones for Music and Calls - with Noise Cancellation and Customizable Touch Controls, Black : Everything Else
I spent a weekend trying Sennheiser's new CX 400BT True Wireless headphones | Mashable
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