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Overview

Immerse yourself into new depths of sound with the Defunc TRUE AUDIO in-ear sound isolating truly wireless headphones. These completely wireless Bluetooth earbuds have three silicone ear tip sizes so you can find the perfect fit, and with 5 hours of active playtime, enjoy your commute, your gaming session, or your workday without needing a charge.

Defunc TRUE AUDIO In-Ear Sound Isolating True Wireless Earbuds - Black

Model: DF-D4321
Web Code: 16699155
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Best Buy Protection Plan

Return Policy

30 days to return or exchange

Condition: Unopened, No signs of use

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Manufacturer's Warranty

Check with the manufacturer for details or add Best Buy Protection for extra coverage.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • Truly Wireless Earbuds
  • Silicone Cushions
  • Charging Case
  • In-ear headphones provide high-quality sound as you work, play, and commute
  • Wireless with Bluetooth 5.3 connectivity, these earbuds stay connected up to 10m from the sound source
  • Sound isolation technology lets you enjoy true audio without external distraction
  • 50ms low latency ensures your audio keeps up with even the most intense gaming session
  • 13mm driver provides powerful and crystal-clear audio
  • IPX4 water and sweat resistance lets you wear earbuds to the gym or outdoors with confidence
  • Built-in microphone is perfect for taking calls while on the go
  • Touch control makes it easy to hit pause or switch songs
  • Three comfortable silicone ear tip sizes let you find the perfect fit
  • Fast charging USB-C provides a full charge in 1.5 hours, for 30h total playtime and 5h active playtime
  • Earbuds come with interchangeable silicone cushions and a charging case
Primary Headset Usage
Music Playing
Professional Grade
No
Frequency Response
20 Hz-20 kHz
Driver Unit Size
13 mm ± 32 Ω ± 15 %
Impedance
13 mm ± 25 Ω ± 15 %
Sensitivity
105 ± 3 dB at 1 kHz
Sound Isolating
Yes
Noise Cancelling
No
Echo Reduction
No
Works with Google Assistant
No
Works with Amazon Alexa
No
Max Volume 85 dB
No
Inline Volume Control
No
Android Control
No
iPod/iPhone Control
No
Wireless
Yes
Truly Wireless
Yes
Bluetooth
Yes
RF Wireless
No
NFC Ready
No
Effective Wireless Range
10 m
Headphone Style
In-Ear/Ear Bud
Band Style
None
Ear Cushion Material
Silicone
Folding
No
Weight
60 g
Colour
Black
Colour Family
Black
Designed for Kids
No
Designed For Gaming
Yes
Designed for Sports
No
Sleep Aid
No
DJ Style
No
Sports & Fitness Ear Clip
No
Water/Sweat Resistant
Yes
Wireless Standby Time
60 h
Wireless Talk Time
4 h
Charge Time
1.5 h
Cord Length
Not Applicable
Plug Material
Not Applicable
Plug Size
Not Applicable
Plug Shape
Not Applicable
Power Source
5V

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.