Official Smartisan Bluetooth V4.1 Hands Free Earphone

• Bluetooth V4.1 handsfree earphone.
• Material: Plastic.
• Adopts advanced CSR 8610 chipset.
• Optimization of human voice for silicon wheat.
• In ear style, very convenient when driving and doing sports.
• Highlights: Waterproof, Bluetooth V4.1, Ergonomic Design.
• Noise reduction, Long battery life.
• Bluetooth Version: V4.1.
• Transmission Distance: 10m.
• Up to 7 Hours Music playing for full battery charge.
• Can connect two smartphones at the same time.
• Memory capsule is compatible with Smartisan M series, Smartisan Pro series, Smartisan Nut 3, Smartisan Nut R1, or the OS System v4.2.5 or above.

Specifications:  

• Bluetooth version: Bluetooth V4.1
• Effective distance: 10m
• Playing time: Up to 7.0 hrs
• Calling time: Up to 7.0 hrs
• Frequency response: 20Hz - 20KHz
• Sensitivity (SPL): 107dB

Packing List

• Bluetooth Headphones x1,Charging cable x1, Earplugs x3pairs, User manual.