Here is a tiny cool gadget that turns any bottle into a Bluetooth speaker. The Cork Speaker works with tablets, smartphones, and laptops. Its battery lasts up to 12 hours depending on how you use it. The unit weighs about 100g.
More gadgets like this: here
**Disclaimer: Our posts may feature aff links. As an Amazon Associate, we earn from qualifying purchases. Please read our disclaimer on how we fund this site.
