OutdoorMaster Update Ski Helmet Headphones, True Wireless Bluetooth with Charging Case, Drop-in Headphones HD Speaker Chip Compatible with Audio Ready Snowboard Helmets-Pure Black

True Wireless Stereo: OutdoorMaster Ski Helmet Headphones is equipped with optimally tuned 40mm drivers and smart chip Bluetooth 5.3 for faster transmission, more stable connection, and better anti-interference, ensuring an wonderful shredding journey on the ski slope.
^^ Glove-Friendly: Sensitive Function Big Button, even wearing thick ski gloves, all functions are fully controlled. MZ04 Ski Helmet Headphones suitable for most electronic products such as cell phones, iPad, etc., you can place the headsets into any audio-ready helmet, connect Bluetooth, and press buttons to play music, adjust the volume, or wake up the voice assistant, perfect for skiing, snowboarding, motorcycle, and off-road.
^^ HD Audio Quality: With HDR audio tech, OutdoorMaster MZ04 Wireless Ski Helmet Speakers automatically optimizes the lows and highs, can greatly restore the essence of music, providing you a premium acoustic experience. Built-in microphone allows you to get to jamming without missing anytime from the pow to answer missed calls, activate voice control and listen to music when skiing & riding.
^^ Universal Helmet Compatibility: Upgraded Thinner Wireless Ski Helmet Headset design, lightweight and portable, easy to install, compatible with most audio ready ski/snowboard helmets including Giro, Smith, Burton, K2, POC, Anon and even motorcycle helmets.
Product size: Thickness * Diameter ( 13.7 mm * 51.42 mm). ^^ Rugged Design for
All Conditions: The MZ04 wireless headphones perform flawlessly in extreme temperatures from -20C to 45C. Enjoy up to 10 hours of continuous playback on a full charge, with an additional 102 hours of battery life provided by the charging case giving you 30 hours of total listening time. Even if both the earbuds and the case are completely drained, the fast-charging feature gets you back to full power in just 2 hours. Keep the music going all day long.
(Note: Actual playback time may vary depending on usage. )