SikaiCase Silicone Case for Anker Soundcore 3 Portable Speaker Anker Built-In Cable Power Bank 5) What is the 1/4-inch

5) What is the 1/4-inch screw hole used for

The improved bandwidth and speed allow for uncompromising audio and display

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Connect the charging station to your computer or laptop via the charging cable

SikaiCase Silicone Case for Anker Soundcore 3 Portable Speaker Anker Built-In Cable Power Bank 5) What is the 1/4-inchThis silicone protective case is designed for the Anker Soundcore 3 portable Bluetooth speaker. It helps protect the speaker body from daily scratches, bumps, dust, and travel wear while keeping the main speaker grille, buttons, charging port, and rear ventilation area easy to access. The case adds a protective outer layer for everyday use, outdoor activities, shower use, cycling, camping, travel, gym sessions, golf carts, backpack carry, and other