There are too many audio designs now. How to show one's tone among all living beings has always been the biggest headache for us technicians. The design project we got this time is a Bluetooth speaker project with sling rope. After inspecting most Bluetooth speakers on the market, we decided to start with the way of hanging rope, let the rope go around the sound and interspersed from the middle behind, this is also a small breakthrough, which solves the function well and realizes the added value of completing a decorative ring by the way.