Soundcore, first available Mar. 29, 2022 [online], [retrieved May 3, 2023]. Available from the Internet, URL:<https://a.co/d/8bDYVXI>. (Year: 2022). |
Wireless Bone Conduction, first available Sep. 18, 2020 [online], [retrieved May 3, 2023]. Available from the Internet, URL:<https://a.co/d/hhgsE6u>. (Year: 2020). |
Tiksounds, first available May 6, 2022 [online], [retrieved May 3, 2023]. Available from the Internet, URL:<https://a.co/d/dHEHMn9>. (Year: 2022). |
Wireless Earbuds, first available Dec. 20, 2022 [online], [retrieved May 3, 2023]. Available from the Internet, URL:<>. (Year: 2022). |
“Oladance Open Ear Headphones Bluetooth 5.2 Wireless Earbuds for Android & iPhone, Open Ear Earbuds with Dual 16.5mm Dynamic Drivers, Up To 16 Hours Playtime Waterproof Sport Earbuds—Interstellar Blue”, Web page <https://www.amazon.com/dp/B09TXBWYRF>, Mar. 4, 2022. |
“Yosint Open Ear Wireless Headphones Bluetooth 5.3 Air Conduction Earbuds with Built-in Mic, Waterproof Headset LED Power Display HiFi Stereo Sound Earphones for Sport, Workouts, Running, Cycling”, Web page <https://www.amazon.com/dp/B0BX2FVYL3>, Feb. 28, 2023. |
“Open Ear Headphones Bone Conduction Earbuds Wireless Bluetooth for Android iPhone, Sport Wireless Earbuds with Earhooks Waterproof Outer Ear Headphones”, Web page <https://www.amazon.com/dp/B0BQHV2T3S>, Dec. 19, 2022. |
“Over Ear Open Ear Earbuds Wrap Around with Ear Hook Wireless Bluetooth Bone Conduction Headphones Out of Ear Running Earbuds with Earhooks Sport Workout Earclip Wireless Bluetooth”, Web page <https://www.amazon.com/dp/B0BRD42HL7>, Dec. 30, 2022. |
“Asiilovi Bone Conduction Headphones, Gd01 2023 Version Open Ear Headphones Bluetooth 5.3 Wireless Earbuds, Up to 50 Hours Playtime IPX67 Waterproof Earphones with Dual 16mm Dynamic Drivers Deep Bass”, Web page <https://www.amazon.com/dp/B0BWDPTP3H>, Feb. 21, 2023. |
Shokz OpenFit—Open-Ear True Wireless Bluetooth Headphones with Microphone, Earbuds with Earhooks, Sweat Resistant, Fast Charging, 28HRS Playtime, Compatible with iPhone & Android, 2023, 6 pages. |