HB70S Wireless Headphones


Key Features:

  • Wireless audio delivers the coveted Sound of Koss
  • Behind-the-head headband designed to maximize comfort
  • Covered under the Koss Stereophones Limited Lifetime Warranty

When a conventional headband is too cumbersome, Koss HB70S behind-the-head headphones are the top-of-the-line, go-to wireless headphones of choice. Designed to deliver maximum comfort during extended listening sessions, these cordless headphones provide the same excellent Sound of Koss listeners expect from Koss headphones. 

Compatible with the Koss HB100T, HB70T, and HB60T (infrared) wireless systems, each transmitter and an adapter must be purchased separately (unless purchasing the HB70S as additional headphones for your existing unit). Release yourself for a deeper connection to your music.

  • Wireless technology
  • Behind-the-head headband
  • Operates on two AAA alkaline batteries
  • Compatible with Koss HB100T, HB70T and HB60T (infrared) wireless systems (sold separately)
  • Requires adapter (sold separately)



Frequency Response 30-15,000 Hz
Impedance 10k ohms at transmitter
Cord Cordless

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