Amazon.com: Sennheiser IE 900 Audiophile in-Ear Monitors - TrueResponse Transducers with X3R Technology for Balanced Sound, Detachable Cable with Flexible Ear Hooks, Includes Balanced Cables, 2-Year Warranty : Electronics
Amazon.com: Sennheiser RS 5200 - Digital Wireless Headphones for TV Listening - Black : Electronics
Amazon.com: Sennheiser MB Pro 1 (506041) - Single-Sided, Wireless Bluetooth Headset | For Mobile Phone Connection | w/ HD Sound & Noise Cancelling Microphone (Black)
Amazon.com: Sennheiser Conversation Clear Plus - True Wireless Bluetooth Hearing Solution for Speech Enhancement with Active Noise Cancellation (ANC) - Black : Electronics