Cut the cord with TrueBlue-3, a pair of truly wireless smart earphones; TrueBlue-3 innovative lightweight design and best in class technology gives you freedom and comfort to listen to your tracks for hours. Communicate and handle calls with the built-in wireless Bluetooth microphone. 3 hours battery life, enough for any workout and the portable charging case let you recharge the headset up to 4 times on the go! Features True Wireless Experience: With Bluetooth 5.0 and TWS technology on both mini wireless earbuds, Promate offers faster-pairing speed and Stabler connectivity (10 meters no-obstacle range). It is great for hands-free call, music, video and the one button design let earbuds easily switched between voice call and music. Wireless Bluetooth 5.0 Connection: The Promate True Wireless Earbuds feature Bluetooth 5.0 technology, meaning you'll benefit from improved connectivity and easy connection of your devices. With a 10-metre range there is no need for wires or to sit directly next to your music source - instead, you have the freedom to move around from your connected Bluetooth device, so you can enjoy your wireless music experience. Snug and Ergonomic Design: The in-ear design contours the shape and size of the human ear to comfortably fit without compromising comfort. The premium quality earbuds provide a custom fit and help minimize sound leakage. Permanently Untangled: A new generation of True Wireless Stereo (TWS) earbuds that deliver incredible sound without the cord. Unlike other headphones on the market, the Promate True Wireless Earbuds are cable-free, meaning that you don't need to worry about cables getting tangled or getting caught while you’re on the move Single or Dual Mode: Could be connected as a pair or used separately. happy to share one for your friend or your love. sharing music with true freedom. a button for adjusting the track by calling, simply touch to pair /play/pause or answer / reject a phone call. Enhanced HD Stereo Sound: With Bluetooth 5.0 technology, you can ensure a subwoofer for a different experience. A pair of HD stereo earbuds can be used alone, to listen to different music and watch different movies with friends or family. Your favourite songs will sound clearer, sharper and better than they ever have with the Promate True Wireless Earbuds. Ginormous Smart Battery Backup Case with Magnetic Charging: 50mAh battery for each earbud, enjoy about 3 hours of talk time/playback time, up to 40 hours of standby time. Intelligent fast loading 470mAh case provides loads of 2-3 times for continuous use. it makes you enjoy music or watching TV and movies for a longer time. One-Step Pairing: Applied with the latest upgraded audio chips, Promate True Wireless earbuds ensure Stable connectivity, smoother transmission and smarter pairing method. These earbuds will automatically connect to any Bluetooth devices after the first setup once taken out. In a matter of seconds, you are in your euphonic music world. Easy to Carry, Not Easy to Drop: With the Promate sporty style (earmuffs). It does not fall off easily during running, yoga, cycling and other sports. Maintain a stable phone connection of around 10 meters. From then on, enjoy and enjoy HD Stereo sound Quality. Passive Noise Cancellation: Featured with noise cancellation technology, the earphone intelligently filters out background noise for perfect speech transmission in busy and noisy environments and reduces background noise, such as car road noise and air conditioning fans for clearer sound. Noise cancelling microphone further guarantees clear sound for hands-free calls. Lightweight and Comfortable with Interchangeable Ear Buds for A Perfect Fit: The most important thing about the Promate TrueBlue-3 earphones is the comfort factor - how they physically feel to wear. The Promate True Wireless Earbuds are ergonomically designed and engineered for the best possible fit, allowing you to focus on whatever you're doing rather than constantly adjusting your headphones. Including three pairs of silicone buds in different sizes, these premium earphones are designed to fit any ear comfortably. Hands-Free Calling: With a built-in microphone, the Promate True Wireless Earbuds make hands-free calls simple, meaning you'll be able to leave your phone in your pocket while you take your call. Sweat-proof Workout Ready Earbud: Secure and unique cord-free wearing style stay in place no matter how vigorous your work-out. Our unique wearing style allows you to choose to use either one or both earbuds. No matter how hard you push yourself, you’ll enjoy the ultimate comfort and secure fit that comes with sweat-proof being truly wireless. Rugged and Lightweight Design: This headset’s lightweight design is built tough to ensure a robust, comfortable fit that does not fall out easily. Thanks to a lightweight yet sturdy build an incredibly compact size Wide Compatibility: Compatible with all Bluetooth-enabled Tablets, like iPhone 8/8 plus, iPhone X, iPhone XS, iPhone XS Max, iPhone 7/7Plus, iPad, iPod, Samsung S10, S10+, Note 9, S9, S9+,, Smartphones, Tablets, Great for walking, exercising, running, climbing, driving, skating, cycling, fishing and other outdoor sports. Can be connected to two devices Simultaneously. Technical Specs & Features: Bluetooth Verson: v5.0 Bluetooth Profile: HSP, HFP, A2DP, AVRCP Bluetooth Chipset: BES2000IZ Input: 5V Impedance: 16Ω+/-15% Speaker Frequency: 20Hz-20,000Hz Charging Time: 1.5 hours Playing Time: 3 hours Standby Time: 40 hours Earphone Battery Capacity：50mAh x 2 Charging Case Battery Capacity: 470mAh Battery Type: Li-Polymer Operating Distance: 10m Compatible with All Bluetooth Enabled Devices Categories Like Compatible with SmartPhones Compatible with Tablets Compatible with iPod, MP3 & MP4 Players Compatible with Laptops Compatible with Desktop and PC Compatible with Smart TV Devices Like Apple - iPhone, iPad, MacBook, iMac, iPod-All Generations Samsung - Galaxy S Series, J Series, A Series, C Series, Note Series, Tab Series and More Huawei - Honor Series, P Series, Y Series, Mate Series and More LG - G Series, V Series and More HTC - Desire Series, U Series, One Series and More Microsoft Surface Pro Series, Surface Laptop, Surface Book, Surface Studio and More Nokia - Lumia Series, Asha Series, N Series, E Series and More One Plus - OnePlus X, OnePlus One, OnePlus 2, OnePlus 3, OnePlus 3T, OnePlus 6 and More Lenovo Smartphones - A Series, Vibe Series, K Series, P Series, S Series, Phab Series and More Asus Smartphones - Zenfone Series, Padfone Series and More Google- Pixel Series, Nexus Series and More And Other Bluetooth Enabled Devices