Listen to Your Body Smarter


Embark on a journey to enhance your customers’ fitness experience by offering them the innovative SOLUM EARX, a product ready for your brand’s customization. Leveraging SOLUM’s expertise in biosensor technology and the latest true wireless stereo (TWS) hardware, this groundbreaking solution comes complete with a smart fitness mobile app, all bundled into one package - a perfect fit to elevate your brand’s healthcare and active lifestyle offerings.

Featuring an immersive audio driver, real-time heart rate monitoring via a PPG sensor, instant body temperature sensing with a dedicated sensor, and a 3-axis accelerometer for activity and posture recognition, SOLUM EARX powers your brand to revolutionize the market. It’s more than just a product; it is a game-changer that merges state-of-the-art audio quality with advanced biosensing technology.e, breathing, and body movements so that you can stay focused and motivated during your meditation sessions.


EarX has all the features you need in a TWS earbuds – plus more.


Equipped with PPG sensor for real-time heart rate, temperature sensor for instant body temperature sensing, and 3-axis accelerometer for activity and posture recognition.


Built-in Biosensors

Heart Rate, Temperature, Accelerometer



Professional Sound with Active Noise Cancellation (ANC)



B+24 Hours of Playtime



Real-time Voice Coach via Fitness App


Motion Artifact Cancellation algorithm

OEM Partner with SOLUM:

Your Choice for Exceptional Customization

When it comes to choosing an Original Equipment Manufacturer (OEM) for your sports True Wireless Stereo (TWS) product, SOLUM stands as a distinguished partner ready to bring your brand’s vision to life. Our track record of innovation, quality, and customization sets us apart as the ideal choice for crafting a bespoke TWS solution that embodies your brand’s identity.

Unparalleled Expertise

Partnering with SOLUM means tapping into years of expertise in biosensor technology and audio engineering. Our team of skilled professionals is dedicated to pushing the boundaries of what’s possible in the sports TWS domain. With SOLUM as your OEM partner, you’re aligning with a trailblazer in the industry.

Customization Beyond Limits

We understand that your brand is unique, and your TWS product should reflect that. SOLUM offers a comprehensive suite of customization options, from branding and design to biosensors and fitness app integration. Tailor every aspect of the EARX product to match your brand’s personality and customer preferences. It’s not just a TWS; it’s a reflection of your brand’s essence.

Quality Assurance

We uphold rigorous quality standards to ensure that every product bearing your brand upholds your reputation. Our manufacturing processes are optimized for precision, durability, and performance. With SOLUM, you can confidently deliver a premium product that resonates with your customers.

Strategic Partnership

Beyond delivering an exceptional product, SOLUM is dedicated to fostering a strong and collaborative partnership. We work closely with you throughout the entire OEM process, from concept to delivery. Your success is our success, and we’re here to support you at every step of the journey.

Elevate Your Brand with SOLUM

SOLUM’s reputation as a pioneering OEM partner stems from our unwavering commitment to innovation, customization, and quality. When you choose SOLUM, you’re choosing a partner that shares your passion for excellence. Experience the difference that SOLUM can bring to your brand by elevating your sports TWS offerings with the exceptional EARX.

Get Closer to Your Fitness Goals

Empower your clients’ fitness endeavors with SOLUM EARX, a groundbreaking sports True Wireless Stereo (TWS) solution designed to optimize workouts and enhance well-being. From running tracks to yoga mats, SOLUM EARX equips your customers with vital performance data, enabling them to achieve their fitness objectives while immersing themselves in their preferred music.

Precision Heart Rate andPosture Monitoring

No matter the intensity of the activity, our advanced PPG sensor ensures continuous heart rate monitoring, allowing your clients to modulate their pace effectively. Elevate their workout game further with the 3-axis accelerometer, which analyzes body tilt and movement, providing real-time posture feedback to prevent injuries and maximize workout efficiency.

Intelligent Voice Coaching for Smart Training

SOLUM Ear X boasts an integrated fitness voice coach that goes beyond guidance-it analyzes gait, corrects posture, and paces workouts based on your clients' preset goals within the branded mobile app. This intelligent coaching coupled with Active Noise Cancelling (ANC) and a professional sound driver, immerses them in optimal workout sessions.

Temperature Tracking for Peak Performence

A standout feature of SOLUM Ear X is its 24/7 temperature tracking capability Ensure your clients reach their peak performance state by monitoring body warmth, indicating readiness for action. Moreover, if body temperature exceeds safe limits, Ear X promptly alerts users, prioritizing their well-being.

Extended Endurance, Uninterrupted Performence

SOLUM Ear X offers nearly 6 hours of continuous music and bio-sensing on a single charge, supplemented by the charging case for an additional 18 hours Empower your clients to train smarter and longer, enjoying up to 24 hours of music and fitness voice coaching on the go. With IPX4 water resistance, they can confidently conquer workouts without worrying about perspiration or light rain.

Accurate Biosensing Through Motion Artifact Cancellation

SOLUM EARX prioritizes accuracy in heart rate measurement, utilizing the PPG sensor’s advanced technology to guarantee reliable readings. Through the integration of three LEDs and Motion Artifact Cancellation technology, signal interference from the body is eliminated, ensuring a robust and distortion-free connection between the PPG sensor and the skin. The precision of SOLUM EARX’s heart rate measurement isn’t just a claim—it’s backed by rigorous testing and validation. Yonsei University, a recognized authority, conducted comprehensive evaluations, showcasing SOLUM EARX’s superior performance. In fact, the product achieved a higher score compared to leading smartwatches available in the market.

    Compare the accuracy with ECG

     Compare the heart rate accuracy measurement between ECG sensor and EARX,

     Apple watch, Galaxy watch (Tested by Yonsei University)

Anaerobic Exercise

(Bench press, Squat, T-bar, Dead lift)


 Higher is better

Anaerobic Exercise



Higher is better

Customized Fitness App – Your Branded Fitness Companion


EARX delivers a holistic fitness journey through a companion app that can be tailored to your brand’s identity. This app goes beyond tracking heart rate and temperature – it provides a comprehensive dashboard crucial for achieving your health and fitness aspirations. Monitor total steps, calories burned, posture condition, and stress level, all presented in a way that resonates with your brand.



Keep Track of Your Body and Fitness Goals More Effectively


Level up your brand’s fitness tech portfolio with SOLUM EARX

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