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*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
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.
*Headphone
*Audio Cable
*USB Charging Cable
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For all orders exceeding a value of 100USD shipping is offered for free.
Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.
Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.
10-20k Hz
38 ohms
97 dB SPL
Straight, Single Entry, 4.0ft
![Refurbished August EP650 Bluetooth Over-Ear Headphones with NFC & aptX Low Latency - Wireless Headset for PC, Mobile, Gaming & Travel [Certified Renewed]](https://hkk-1257028036.cos.ap-hongkong.myqcloud.com/images/rZqgjwybyicznqc.webp?imageMogr2/thumbnail/400x400/pad/1)
