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Smart Ring Startup Sandbar Raises $13 Million for Voice-Enabled 'Stream'

Sandbar secured $13 million funding to launch 'Stream', a voice-enabled AI smart ring set to challenge Oura with privacy-focused health tracking features.
Sandbar, a wearable technology startup competing with Oura, has raised $13 million in fresh funding to launch its flagship smart ring 'Stream'. The device features AI-powered health tracking and integrated voice control, allowing users to monitor fitness metrics through voice commands.
Investors include several early-stage hardware-focused venture funds. Sandbar’s goal is to challenge incumbents in the health wearables space by emphasizing privacy, durability, and intelligent data syncing.
The company plans to debut Stream in the U.S. market by Q1 2026, with preorders opening before year-end.