Unused item, please purchase with the understanding that it has been stored at home. Instant purchase is welcome. Please let me know in advance if you wish to change the shipping method. --- 【Product Description】 • 【Latest Intelligent Chip & Instant Connection】 Equipped with a Bluetooth 5.1 chip, significantly improving communication speed and stability compared to previous models. Pairing is automatic and instantaneous, achieving smooth connection without sound skipping or delay. Power-saving design allows for long playback. • 【High-Quality Hi-Fi Sound & Japanese Voice Guidance】 Reproduces sound with a good balance from low to high frequencies thanks to unique acoustic tuning technology. With Japanese voice guidance, you can easily check pairing and battery level. • 【Long Playback & Large Capacity Charging Case】 Approximately 5 hours of playback on a single charge. Furthermore, with the large-capacity charging case, you can achieve a total of up to approximately 30 hours of continuous playback. You can check the battery level at a glance with the LED digital display. • 【IPX7 Waterproof Design & Comfortable Fit】 IPX7 waterproof specification, safe for the gym, running, and rainy days. Ergonomically designed to fit snugly in your ears and won't hurt even after long hours of use. • 【Automatic Pairing & Multifunctional Touch Operation】 Automatically connects just by taking it out of the case. Touch operation makes it easy to play/pause music, answer calls, adjust volume, and activate Siri. Widely compatible with iPhone/Android/PC, etc. --- Thank you for viewing. #BluetoothEarphones #WirelessEarphones #TrulyWireless #Bluetooth5.1 #IPX7Waterproof #AutomaticPairing #HiFiHighSoundQuality #JapaneseVoice #LongPlayback #CommutingToSchool #SportsUse237