Specifications

• Bluetooth module4.1
• Driver unit40 mm
• Impedance32 ? + 15 %
• Frequency response160 Hz – 20K Hz
• Sensitivity82 + 2 dB
• Wireless operating distance30 m
• Battery typeBuilt-in rechargeable lithium battery, 450 mAh
• Battery charging interfaceMicro USB
• Battery lifeCharging time: 2.5 hours; Playing time: about 15 hours or more of usage
  (Actual battery life will vary with use, settings and environmental conditions.)
• Built-in microphoneYES
• ColorsBlack, White, Red
• Weight189 g
• Dimensions (W x H x D)181 x 206 x 73mm (7.13 x 8.11 x 2.87 inches)

What's included

• HS-935BT Bluetooth headset
• Micro USB charging cable
• 3.5 mm audio cable
• Carrying bag
• Multi-language quick guide