Evolution Bluetooth Stereo headphones

The KHS-640 is an exciting addition to the Klip Xtreme collection of trendy headphones with Bluetooth® wireless technology. Rugged and versatile, it delivers crisp and natural sound from various audio sources without the weight. It comes with fully integrated controls to easily manage your entertainment and phone calls. Designed with sophistication in mind, the headset features alluring metal finish earcups and a leatherette headband, to create the ultimate listening experience in a contemporary looking audio device



  • Type: Supraural
  • Driver unit: Ф40mm
  • Maximum power output: 20mW
  • Frequency: 20Hz-20,000Hz
  • Impedance: 32Ω ± 15%
  • Sensitivity: 105 ± 3dB/mW (S.P.L at 1kHz)
  • Connectivity: Bluetooth® V2.1
  • Maximum range: Up to 33ft
  • Battery type: 300mAh built-in lithium
  • Battery run time: 5 hrs
  • Battery standby time: 30 hrs


  • Form factor: Built-in
  • Directivity: Omnidirectional
  • Frequency response: 100Hz-18,000Hz

Evolution Bluetooth Stereo headphones

  • 30 Days Warranty