OpenFit continues the legacy of the Shokz open-ear concept by enabling users to listen to their soundtrack comfortably for the entire day with up to 28 Hours of Battery Life while remaining aware of their surroundings. A flexible ear hook design combines comfort and stability with water resistance. The ergonomic fit of the dolphin arc ear hook design, which has an integrated ultra-fine flexible memory wire. OpenFit making it small and lightweight. For OpenFit, Shokz presents DirectPitch TM, a revolutionary audio experience. It allows for premium audio quality that perfectly balances bold highs, clear mids, and surging bass. customized dynamic driver unit, with easier connectivity made possible by MultiPoint Pairing.SPECIFICATIONS: Brand: Shokz Continuous play: OpenFit: Up to 7 hours of listening time ChargeOpenFit with Charging Case: Up to 28 hours of listening time Battery capacity: Earbuds: 58mAh (Min), Charging case: 600mAh (Min) Standby time: Up to 10 days Charge voltage: 5V±5% Quick charge: A 5-minute charge gives 1 hour of battery life (music) Bluetooth® version: Bluetooth 5.2 Wireless range: 33ft (10m) Compatible profiles: A2DP, AVRCP, HSP, HFP Sweat resistance: Earbuds : IP54, Charging case: Not waterproof Weight: Earbuds: 8.3g ± 0.2g, Charging case: 57g ± 1g, Total weight: 73.85g ± 1g Materials: Earbuds: PC, SiliconeCharging case: PC Frequency response: 50Hz-16kHz Product Type: Headphones AVAILABLE COLORS: Beige Black WHAT'S INCLUDED: 1x OpenFit Earbuds 1x OpenFit Charging Case 1x USB-C Charging Cable 3x User Instructions