Bose Ultra Open True Wireless Earbuds, Immersive Spatial Audio, Auto-Volume Function, Up to 27 Hours of Playback, IPX4 Water Resistance, Bluetooth 5.3, Desert Gold | 881046-0100

Ultra Open Earbuds Bose Ultra Open Earbuds feature a brilliant combination of innovative open-ear design, incredible audio, and all-day comfort. With a cuff-like fit, Ultra Open Earbuds leave your ears open to hear the world around you while OpenAudio technology delivers rich, private sound. Specifications What’s in the Box 2 Bose Ultra Open Earbuds; Charging case; USB-C (A-to-C) cable (12"); Quick Start Guide; Safety sheet Earbuds Dimensions (H × W × D) 1.9 cm × 1.7 cm × 2.7 cm Charging Case Dimensions (H × W × D) 4.2 cm × 6.5 cm × 2.6 cm USB Cable Length 30.5 cm Materials (Earbuds) Flexible silicone; Plastic; Metallic finish; Gold plating; Sweat & water resistant (IPX4) Materials (Case) Hard plastic Battery Life Up to 7 hours Earbud Charge Time Up to 1 hour Charging Case Charge Time Up to 3 hours Quick-Charge 10 minutes → up to 2 hours Charging Method USB-C Battery Type (Earbuds) Lithium-ion Battery Type (Case) Lithium-ion Microphones 4 microphones (2 per earbud) Bluetooth Range Up to 9 metres Bluetooth Version 5.3