Sony C400 Wireless Behind-the-Neck In Ear Headphones Black WIC400/B - Best Buy
Williams Sound HED 026 Behind-the-Neck Mono Headphones HED 026
Life U2 - soundcore US
Behind-the-neck headphones | Jabra
Plantronics DuoPro H181 Behind-the-Neck Headset
Amazon.com: Sony Mdr-G45Lp Street Style Neckband Headphones (Black) - MDRG45LP : Electronics
Amazon.com: Distributed By MCM Back of Neck Lightweight Headphones : Electronics
iHome NB464 Foldable behind-the-neck sport headphones with interchangeable accents, ear cushions, & cord lengths and with in-line iPod/iPhone remote/mic.
Amazon.com: Sony MDR-G45LP (Black) : Sony Accessory: Electronics
Tactical Radio Headset(Behind-The-Neck) w/ Active Hearing Protection - – Comm Gear Supply
Neckband Headphones SHS5200/28 | Philips
Sony MDR-G75LW Behind-the-Neck Stereo Headphones MDRG75LW B&H