Thank you for viewing! ❤ ☘️ New, Unused ☘️ Immediate purchase OK ☘️ Free shipping & anonymous delivery ☕️ Please see my profile ☕️ 387-455-180-6 Monster True Wireless Earphones 8.3g Ultra-Light Open Ear Powerful Bass IP54 Waterproof Up to 28 Hours of Use Open Ear Design Easy Operation Black Tested and working. No Japanese instruction manual (English, Chinese) 【Innovative Listening Experience -- Monster Ear Hook Earphones】 Based on ergonomics, they are designed to stay in place even during vigorous movement, while providing a comfortable fit. They adopt an ear hook design. 【Reduce Sound Leakage】 The special design that covers the entire ear canal and the utility model technology that cancels out sound waves have succeeded in minimizing sound leakage. 【Wide Compatibility & Multi-Device Connection】 Highly compatible with various devices such as iOS, Android, and PC. Connect quickly to any device and provide a stress-free music experience. 【Industry-Leading Bluetooth 5.4 + EDR & Hands-Free Calling & ENC Noise Canceling】 Adopting the industry's most advanced Bluetooth 5.4 + EDR, communication speed, communication distance, and stability have been dramatically improved. At the same time, power consumption is lower, data transfer is faster, and anti-interference performance is stronger. 【Hands-Free Calling】 It is less likely to pick up surrounding noise and has excellent call quality. Perfect for online classes, meetings, and conversations! 【30+ Hours of Continuous Playback】 The industry's newly developed overwhelming low power consumption technology is adopted, and the earphones themselves can play for a generous 7-8 hours. When combined with the earphones and case, you can play music for up to 30 hours. With rapid Type-C charging, it takes about 1.5-2 hours to fully charge the case and earphones. (Note: This may vary depending on volume adjustment, playback content, usage environment, personal usage habits, and connected devices.) 【Instant Connection & Automatic Pairing】 Simply take it out of the case and it will instantly connect to your device. Equipped with an automatic pairing function. No troublesome steps are required. You can enjoy music right away. 【Comfortable Fit & Safety & Secure Fit】 Only 3g! Your ear canals won't get stuffy, and you won't block out the surrounding environmental sounds, allowing you to listen to calls and music while commuting, doing housework, driving, running, etc., while still hearing the sounds around you. 【Package Contents】 Earphones * 2, Charging Case * 1, Type-C Charging Cable * 1, Instruction Manual * 1