Bluetooth 5.3 In-Ear Sleep Earphones - Hidden, Compact Design, Long Battery Life for Music & Calls, Sweatproof & Ergonomic, Compatible with All Bluetooth Devices

Core Selling Points

• Advanced Bluetooth 5.3 Technology: Features a Bluetooth 5.3 chip for fast, stable transmission and strong anti-interference ability. Enables instant pairing—connects to devices within seconds of power-on, eliminating cumbersome pairing steps for a seamless wireless audio experience.
• Ergonomic, Invisible & Sweat-Resistant Design: Boasts an ergonomic and ultra-compact, hidden build that ensures comfortable wearing (users may even forget they’re wearing them). It fits securely in the ears for worry-free use during running and exercise, with an IPX5 water resistance rating to withstand sweat.
• Long Battery Life & Convenient Charging: Offers reliable battery performance, including approximately 4.5 hours of talk time, 4.5 hours of music playback time, and around 50 hours of standby time. The 35 mAh earphones charge in about 1.5 hours, while the 350 mAh charging box fully charges in roughly 2 hours for extended usability.
• Wide Compatibility & Durable Build: Works seamlessly with all Bluetooth-enabled devices. Constructed from high-quality ABS materials and reliable electronic components, ensuring durability for long-term use in various scenarios.

Product Core Specifications

• Bluetooth Version: 5.3
• Operating Distance: 10 meters
• Talk Time: Approximately 4.5 hours
• Music Playback Time: Approximately 4.5 hours
• Standby Time: Approximately 50 hours
• Battery Type: Lithium Polymer
• Headphone Battery Capacity: 35 mAh
• Charging Case Battery Capacity: 350 mAh
• Headphone Charging Time: Approximately 1.5 hours
• Charging Case Charging Time: Approximately 2 hours
• Frequency Response Range: 40-20 kHz
• Water Resistance Rating: IPX5
• Package Includes: 2 Bluetooth Earphones (Left & Right), 1 Charging Case, 1 USB Charging Cable, 1 User Manual

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