Redefine your possible with Shokz OpenRun Mini bone conduction headphones (formerly Aeropex Mini), designed for endurance athletes. OpenRun Mini features a titanium band that is approximately 0.5 inches smaller than the standard OpebRun size with all the same innovative features. For the past ten years, Shokz has been dedicated to providing safety and situational awareness through bone conduction technology. Unlike traditional in-ear headphones, OpenRun Mini features the signature Shokz open-ear design to keep you tuned in to your music and your moments. The enhanced audio features ensure clear sound, powerful volume, and a rich bass while you’re listening. OpenRun Mini are both lightweight and durable for comfortable all-day use that can also withstand the elements. The IP67 waterproof rating makes OpenRun Mini ideal for sweaty and rainy workouts, although they are not designed for underwater swimming. The smaller band makes this a perfect fit for those who enjoy a more snug size. Find your fit by checking out the DIY measuring tool provided by Shokz for size selection. FEATURES: Open-ear design: The Shokz signature open-ear design is powered by patented bone conduction technology. The design allows you to stay open to your surroundings while listening to your audio favorites for environmental safety and awareness. PremiumPitch 2.0+: Get the most out of your audio experience with clear sound, powerful volume, and a rich bass. OpenRun brings the next generation of sound preservation technology to your active lifestyle. OpenRun Mini's titanium wraparound band ensures a comfortable fit, and keeps your headphone securely in place — no matter how intense your workout. Lightweight: At only 26g, OpenRun Mini is the lightest Shokz headphones, making them perfect for all-day wear. IP67 waterproof rating: OpenRun Mini headphones are designed to weather even the harshest workout conditions. The IP67 rating means they’re dirt-proof, sweat-resistant, and will withstand submersion in 1 meter of water for up to 30 minutes. OpenRun are not intended for swimming. 9 hours of music + calls: Outlast the competition with up to 8 hours of battery life after a full charge and up to 240 hours on standby mode. OpenRun Mini were designed for long training sessions as well as going from your workout to work day seamlessly. Quick charge: Feel like a short run? A 5-minute quick charge gives you 1.5 hours of listening time so you can get on-the-go when the motivation hits. Dual noise-canceling mic: Answer calls on-the-go with the precisely placed dual noise-canceling microphones. They exclude surrounding noise, effectively enhancing speech for crystal-clear calls and simple hands-free chatting via a compatible device. Bluetooth v5.2: Pair open-ear listening with your favorite music streaming devices for easy wireless listening. OpenRun Mini's updated Bluetooth capabilities support HFP, HSP, A2DP and AVRCP Bluetooth profiles. Moisture detection alert: To keep your OpenRun Mini in top shape, your device will alert you if the headphones are plugged into the charger while wet. Follow the prompt to remove the headphones from the charger for optimal battery life. SPECS: Connection Type: Wireless Wireless Connectivity: Bluetooth True Wireless: No Maximum Wireless Range: 33 feet Water Resistant: Yes Built-In Microphone: Yes