Soundcore C40i Open-Ear Clip Earbuds Dark Grey

Soundcore is Anker’s audio brand. Their signature sound is loved by 20 million+ people around the world. Hear it, feel it.

Soundcore C40i Open-Ear Clip Earbuds.  Midnight iteration
Breathable comfort, flexible fit, adjustable ear gips, IPX4 water-resistant, 21h playtime


* Enjoy Breathable Comfort
Experience matchless comfort with Soundcore C40i open-ear earbuds. Designed with a stable but airy clip-on style, they offer ultimate breathability, allowing you to enjoy your favourite music with total freedom.

* Snug Flexible Fit
C40i clip-on headphones sport 0.5mm memory titanium wires and soft TPU for their flexible joints. They ensure 1000-bend durability and a secure adaptable fit, effortlessly conforming to your ears and staying securely in place throughout the day.

* Intuitive Button Controls
Born ready for your active lifestyle, C40i open-ear earbuds come equipped with physical buttons for precise, accident-free control - extra handy for on-the-go use.

* Multipoint Connection
Enjoy a stable connection with Bluetooth 5.4. Multipoint connection allows for seamless switching between your laptop and your phone.

* AI-Enhanced Call Clarity
Be heard even in noisy environments with C40i clip-on headphones. Utilizing an advanced AI algorithm and strategically positioned microphones, your phone conversations will come through with precision and sharpness.

* Innovative Clip-On Design
C40i’s clip onto your ears and fit seamlessly alongside glasses and other accessories. Perfect for your dynamic lifestyle – clip on and power through your day.

* Lightweight Comfort
Sleek, lightweight and comfortable, these earbuds tip the scales at a mere 5.8g  each. It’s almost like you are wearing nothing at all.

* Maximum Stability
Sprint, leap and move with confidence – the C40i is built to keep up with you. With a large contact area, these earbuds stay securely in place as you push forward.

* Choose Your Own Fit
The innovative attachable ear grips ensure a custom wearing experience. Two sizes are included. If it feels loose, switch to the large grips for a snugger, gap-free fit.

* Clear Audio
12x17mm racetrack dynamic drivers with titanium-coated diaphragms deliver clear, impactful sound despite open-ear listening and standout clarity for podcasts and audiobooks.

* 3D Surround Sound
Feel the music come alive. Activate 3D Sound through the Soundcore app and indulge in captivating beats that elevate every moment.

* Minimal Sound Leakage
C40i’s 20° angled sound outlet aligns with your ear canal, directing sound for focussed, full-bodied listening with minimal leakage.

* Stay Connected
Walking your dog or out with a friend, stay connected to the world. The open-ear design enhances awareness, keeping you in tune with everything around you.

* IPX4 Water Resistant
Equipped with an ultra-fine acoustic mesh coated in a nano-layer, C40i boats IPX4 water resistance. From a refreshing walk to a thrilling hike, C40i is reliable for any outdoor escapades.

* Long-Lasting Listening
Listen for 7 hours on a single charge and extend it to 21 hours with the case. Soundcore C40i charges in a flash – a 10 minute refuel gives you 2 hours of playback.

* App for Customisation
Personalize your listening experience via the Soundcore app. Set up button controls to suit your usage habits, so you can easily adjust the volume or the EQ settings as needed.


Colour: Dark Grey
Form factor: Non-intrusive open-ear clip-on earbuds
Secure fit: Flexible joint, optional ear grips
Sound: Vibrant audio, 3D Sound
Playtime per charge: 7 hours  
Total playtime with charging case: 21 hours
Charging time (earbuds): within 1 hour
Charging time (earbuds and charging case): 2h15min
Fast charging: 10 min charge = 2 hours playtime
Charging port: USB-C
Battery capacity: 70mA (earbud), 460mA (charging case)
Input: 5V ⎓ 0.5A
Output: 5V ⎓ 0.28A (0.14A per port)
Calls: 2 mics with AI enhancement
Active noise cancellation: No
Waterproof level: earbuds IPX4, charging case not waterproof
Driver unit: 12 x 17mm racetrack dynamic drivers
Frequency response: 20Hz – 20kHz
Impedance: 22Ω  
Bluetooth version: 5.4
Bluetooth range: 10m
Soundcore App: Yes
Controls: Button
Multipoint connection: Yes
Dimensions (charging case): 60 x 60 x 30mm
Weight (earbuds): 5.8g
Weight (carry case): 59.2g
Soundcore item number: A3331HZ1


What’s in the box: Soundcore C40i Open-Ear Clip Earbuds (Midnight), Charging Case, Ear Grips (M/L), USB-C Cable


Download flyer and user manual from Attachments