LENOVO LECOO EW311 In-Ear Wireless Earbuds BT Headphones Sport Earphones with Microphone / Charging Case - White

• 【Comfortable In-Ear Design】The wireless earbuds features an ergonomic in-ear design for a secure and comfortable fit during sports and active use
• 【BT 5.1 Connectivity】Enjoy stable and efficient wireless connection with the latest BT 5.1 technology, ensuring seamless audio streaming
• 【High-Quality Sound】Equipped with 13mm drivers, these earbuds deliver clear and balanced audio across a wide frequency range of 20Hz to 20kHz
• 【Long Battery Life】With up to 4 hours of playtime on a single charge and additional power from the charging case, you can enjoy your music all day long
• 【Quick Charging】The earbuds charge in just 1 hour, while the charging case takes only 1.5 hours to fully charge, minimizing downtime
• 【Smart Features】Benefit from wear detection, dual-ear calling, memory reconnection, and BT 5.1 for an enhanced user experience

Specifications:

• BT Version: 5.1
• Driver Size: Ø13MM, 32Ω
• Speaker Sensitivity: 98±3dB
• Frequency Response: 20Hz〜20kHz
• Microphone Sensitivity: -42db±3db
• Earbud Battery Capacity: 30mAh
• Playtime: 3-4 hours
• Talk Time: 2 hours
• Charging Case Battery: 3.7V 400mAh
• Charging Port: Type-C
• Effective Range: 10M (without obstacles)
• Wearing Style: In-ear
• Charging Case Charging Time: Approx. 1.5 hours
• Earbud Charging Time: Approx. 1 hour
• Features: Wear detection, Dual-ear calling, Memory reconnection