MULTI-SPORT

Get accurate live feedback about your performance while listening to your music and getting trained by some of the world’s best athletes.

Running

Hear your Heart Rate, Pace, Duration, Distance, Cadence, Steps, Laps, Calories.

Cycling

Hear your Heart Rate, Speed, Cadence, Power, Duration, Distance, Calories.

Gym

Hear your Heart Rate, Calories, Pace, Duration.

Triathlon

Hear your Heart Rate, Speed/Pace, Cadence, Power, Duration, Distance, Calories.

Heart Rate Sensor

Accurate and Real-Time, Clinically-Validated Heart Rate Monitor.

Activity Tracker

Speed/Pace, Distance, Laps, Calories, Cadence & Duration.

8GB Memory

Store your workouts, plans, and over 2000 songs.

7h Battery

At least seven hours from a full charge. Go the Distance!

Voice Coaching

Adapted to your body using patented technology and accurate sensors.

No Phone Required

Exercise without needing multiple devices. Music and tracking in one!

Sweatproof

Ideal for exercising indoors and outdoors. Rain, sweat ... no problem.

Bluetooth, BLE & ANT+

Connect to smartphones, smart watches, speed & cadence sensors, and more.

As featured on

Our Collection

KuaiFit Sport Headphones (Sweatproof)

Gear & Headset & Sport Headphones

$159

KuaiFit Sport Headphones + Cycling Sensor

Gear & Headset & Sport Headphones

$209

KuaiFit Cycling Sensor

Accessories

$49

KuaiFit Ear Tip Accessory Set

Accessories

$9.99

how it works

Smart sport headphones that automatically measure your body and performance during any sport, providing adaptive real-time voice coaching.

Connect

Add 2000+ songs, store workouts and plans to the 8GB memory.

Calibrate

Sensors adapt to your body to provide customized coaching.

Achieve

Train like never before and achieve your fitness goals.

SMART COACHING

KuaiFit becomes your wearable personal Coach. It automatically adapts training plans to your body using integrated sensors and smart software.

Get Connected

KuaiFit operates autonomously using its internal memory and microchip, but it can also connect to your smartphone, sport watch, bike sensor, bike computer, power meter, gym equipment, and practically any device with ANT+, Bluetooth, and BLE.

Access Your Data

Connect to your PC/Mac to upload music and training plans to your KuaiFit headphones. Visualize and share your sport data on your phone with the KuaiFit app, or at Kuai.Fit web. If you like using other sport apps, you can easily export your workout data saved in .FIT.

tech specs

The world's only multi-sport smart headphones that automatically measure your body and performance during any sport, using patented technology, accurate sensors, and proprietary software algorithms.

Hardware Features

Software Features

Measures

Connectivity

Compatibility

Applications

Heart Rate Sensor

Environment

Music Compatibility

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KuaiFit Sport Headphones (Sweatproof)

$159

KUAIFIT Sport Headphones plus indoor ear tips (S,M,L), outdoor ear tips (S,M,L), two types of silicone earbud covers, a micro-USB cable, and a user guide, and 3 training plans. IN STOCK-SHIPS WITHIN 48H.

6 customer reviews

KuaiFit Sport Headphones + Cycling Sensor

$209

KUAIFIT Sport Headphones plus Cycling Sensor, indoor ear tips (S,M,L), outdoor ear tips (S,M,L), two types of silicone earbud covers, a micro-USB cable, a user guide and 3 training plans. IN STOCK-SHIPS WITHIN 48H.

6 customer reviews

KuaiFit Cycling Sensor

$49

Using ANT+ wireless technology, this sensor can transmit speed and cadence data to your KUAIFIT headset. Simply attach the sensor to your bike, pair with your KUAIFIT headphones, and start your session!

6 customer reviews

KuaiFit Ear Tip Accessory Set

$9.99

Included in the Ear Tip Accessory Set are indoor ear tips (S, M, L), outdoor ear tips (S, M, L), swimming ear tips (S, M, L), and two KUAIFIT cable clips. IN STOCK-SHIPS WITHIN 48H.

6 customer reviews