Connect Two Bluetooth Speakers to a PC or Mac at the Same Time

Tuya Smart Hub Bluetooth Gateway: Smart WiFi Bridge for NICE DIGI Smart Door Lock and Tuya Bluetooth Device - Remote Control and Voice Control via Alexa & Google Assistant - Works with 2.4 GHz

Beacon Gateway KG02 | Bluetooth Gateway Compatible WiFi, LTE

Bluetooth Headphones，Blueooth 5.0 Open Ear Air Conduction Headphones Wireless Earphones with Built-in Mic, LED Power Display, Waterproof Sport Headset for Running, Cycling, Hiking, Driving（Black）

Bose FreeStyle Earbuds: In-ear headphones for people who don't like in-ears

Tribit XFree Tune: A cheap Bluetooth headphone that sounds great