The high-end UiiSii pairs the true wireless earbuds design with Smart Dynamic Gain technology for premium sound that goes anywhere.
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The convincing sound comes from the UiiSii SongBirds Semi In-Ear 13mm speaker and you almost forget you're listening to a pair of wireless earphones.
Up to 40 feet (12M) permanent wireless range
Many options, such as answering calls to waking up Siri or Google, can be done simply by tapping on the earphones.
Plasma sprayed nanostructured ceramic coating - IPX5 Water resistance
We tested thousands of ears! In vain it shakes, it does not fall out.