Thank you for viewing! ★ Instant purchase welcome, no need to ask! ★ Same-day shipping for purchases made by 7 AM ★ Bulk purchases welcome, feel free to comment. ★ Feel free to ask any questions. ★ Please comment regarding price reductions. ★ Please note that we prioritize those who purchase, even during comment exchanges. ★ Please be aware that we may switch between Rakuraku Mercari and Yuuyu Mercari shipping methods without notice. #RikaEarphoneShop ♢ Product Description ♢ ✅ Open-ear design that doesn't block the ears With the same design as bone conduction earphones, it doesn't block your ears, so you can not only clearly hear the surrounding environmental sounds (car sounds, traffic signals, etc.) but also significantly reduce ear fatigue from prolonged use compared to conventional earphones. ✅ Fast and stable, equipped with the latest Bluetooth 5.2 Improved common problems with conventional Bluetooth earphones such as unstable communication, power loss, fast battery consumption, and interruptions. ✅ Specializes in call function, ENC noise-canceling function The microphone is close to your mouth, so your voice is clearly captured, and with the ENC noise-canceling function, the voice delay rate is overwhelmingly lower than conventional single-ear earphones, effectively cutting out surrounding noise. Also, the weakness of single-ear earphones easily falling out has been improved, making it very useful in various situations such as web conferences, telework, deliveries, driving, and customer support. ✅ Long-lasting use, up to 11H Using a 165mAh lithium polymer battery, it can play continuously for up to 11H, with a standby time of about 300H. Those who use it for online meetings don't have to worry about the power running out. $$4980