Koss BT539iW Wireless Bluetooth Over-Ear Headphones with Noise Isolation - Open Box - Perfect for Commuting, Office Work & Music Listening

*Control Tracks, Volume and Calls

*High-Resolution audio dynamic driver

*Stay Connected with on-board microphone

*D-profile fits the ear for superior sound and fit

Hearing is Believing!

Koss BT539iW is the most advanced Bluetooth headphone designed and engineered by the wireless headphone pioneer, Koss Corporation.

Listeners can stay connected using the built-in, dual microphones which work in sync to reduce background noise, producing exceptional call clarity. Easy to locate, on-board controls allow listeners to quickly navigate through songs, play or pause music, volume-up, volume-down, and answer incoming calls.

What's in the box?

*Headphone

*Audio Cable

*USB Charging Cable

Specifications 10-20k Hz 38 ohms 97 dB SPL Straight, Single Entry, 4.0ft