Avantree Torus Wearable Wireless Neck Speaker, Bluetooth 5.0, aptX HD, Low Latency, Personal Neckband Speakers with Retractable Earbuds, Superb Audio Quality, 3D Surround Stereo for Music TV (NB05) : Electronics
Best Buy: Bose SoundWear Companion Wireless Wearable Speaker Black 771420-0010
Bose Soundwear Companion Wireless Wearable Speaker - Black : Electronics