In-Ear Wireless Headphones (Bordeaux Red)

  • Large High-Sensitivity φ 8 mm (5/16˝) Drivers
  • Built-in Bluetooth® Version 4.2
  • Inline Remote Control with Mic for Hands-Free Phone Conversation
  • Approx. 6 hours playback and 1.5-hour recharge via Micro USB cable
  • Available in Red, Mint Green, White, and Black

Price$34.99 Check Availability Find Dealer

Pioneer’s C4 wireless headphones offer a feast of features. On the go, or chilling at home, they immerse you comfortably in a bass-rich world where vocals shine with pure vibrancy. You’re in control even when you can’t reach your phone with Pioneer Notification App for Android™, which reads out SMS hands-free. Control music playback, make and receive calls, or ask your phone assistant for help via simple remote attached to a durable φ 2.0 mm (3/32˝) cable. You can even pair two phones to your C4s at the same time.


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Rich, high-quality sound from a compact body

The C4’s sensitive φ 8 mm (5/16˝) drivers increase audio resolution, deepen bass, and clarify high- and mid-range sound. Ear Direct Mount Structure aligns driver and nozzle directly into the inner ear for improved bass response, sound isolation, and fit.

Voice interaction at the touch of a button

Stay wirelessly connected to phone calls and smart assistants by voice. A single button activates the mic so you can chat on the phone hands-free and ask Siri on iPhone or the Google Assistant for help without touching your phone.

Listen longer, charge faster

Efficient battery offers a maximum 6 hours playback with 1.5-hour recharge time. Enjoy music wirelessly without battery worries.

Hands-free with Intuitive Remote

Inline remote puts you back in control

Three buttons and mic put you in control of music and life, changing volume, skipping songs, making calls, and enabling smartphone voice-assistant functions. Perform a range of tasks using large buttons and your voice.

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Multi-point Function pairs two phones

Multi-point Function lets you connect two smartphones at once. Take calls with one phone and listen to music with another. An easy-to-manage solution for people with work and private phones.

Exclusive Pioneer Notification App

Exclusive Pioneer Notification App

Pioneer Notification App for Android™ reads out text-based notifications such as SMS, which is great if you can’t reach your phone right away. Configure the app to read breaking news, email, calendar updates, and more.
Pioneer Notification App available from Google Play. Please check device and OS requirements before installation.
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  • Fully Enclosed Dynamic Headphones
  • 10 Hz–20 kHz
  • 8 mm (5/16˝) dynamic driver
  • 13 g (0.46 oz.) including battery pack
  • S/M/L earphone tips and micro USB cable