Bluetooth Handsfree Esperanza EH231K In-Ear TWS Black

Technical Specifications

• Weight
  90 g
• Product type
  Wireless headphones
• Control type
  Touch
• Product colour
  Black
• Recommended usage
  Travel/recreation
• Wearing style
  In-ear
• Volume control
  Buttons
• Bluetooth
  Y
• Bluetooth profiles
  A2DP, AVRCP, HFP, HSP
• Maximum operating distance
  10 m
• Transmitter frequency
  2.4 GHz
• Connectivity technology
  Wireless
• Bluetooth version
  5.0
• USB connectivity
  Y
• Talk time
  4 h
• Battery capacity
  300 mAh
• Number of batteries supported
  1
• Battery technology
  Lithium polymer (LiPo 4S)
• Battery type
  Built-in battery
• Battery operated
  Y
• Battery voltage
  5 V
• Continuous audio playback time
  3 h
• Frame material
  Plastic
• User guide
  Y
• Cables included
  Charging cable
• USB cable length
  0.2 m
• Battery capacity
  40 mAh
• Headphone frequency
  20 - 2000 Hz
• Volume control
  Y
• Ear coupling
  Intraaural

Ratings