Get deeper into your music and conversations with these extra bass headphones with smartphone control that deliver powerful beats and exceptional low-frequency sound

•  pumps up the low-end frequencies with an acoustic bass booster for deep, euphoric sound
• Enjoy balanced sound with 5-22,000 Hz dynamic frequency response

What’s In The Box

• Operating instructions > No

• Free gift with purchase

Condition

• Open-box item with Free returns and Full refund. you can make your purchase with peace of mind + Get the Best Deals on Sale Items and Save.
• Because they’re technically open box we re-sell the products online at discounted prices even though they’re basically brand new!