SoundFlow

SoundFlow merges three everyday carry devices into one. Instead of a separate phone case, Bluetooth speaker, and power bank, users carry a single product that does all three — using vibration speaker technology that turns any flat surface into a loudspeaker through surface resonance, rather than traditional speaker drivers.

It is a smartphone protective case with a built-in vibro speaker and wireless/cable charging for the phone. No Bluetooth pairing needed, no extra bag item, no separate charging cable — just one slim accessory that replaces three.

SoundFlow creates its own product category — no competitor combines vibration speaker, power bank, and protective case in a single product. The key innovation is the vibro driver itself: no fragile speaker cones, richer sound from flat surfaces, in a thin and lightweight form factor.