If you're passionate about IT and electronics, like being up to date on technology and don't miss even the slightest details, buy Bluetooth Headphones Celly ULTRASOUNDBK Black at an unbeatable price.

• Colour: Black
• Type:
  • Headphones with Microphone
  • In-ear headphones
• Characteristics:
  • Case
  • Built-in microphone
  • Built-in battery
• Connections: USB-C
• Connectivity: Bluetooth
• Type of headphones: In-ear headphones
• Power: 3 W
• Voltage: 3,7 V
• Battery: 300 mAh
• Range: 10 m
• Approx. autonomy:
  • 3 hours
  • 5 hours
• Frequency:
  • 20 - 20000 Hz
  • 2,4 GHz
• Approx. charging time: 2 h
• Connector: USB C
• Headphones: Binaural
• Recommended use: Calls and music
• Working range for temperature: 0º / 40º
• Battery type: Litio Ion