Thank you for viewing! ◎ Instant purchase OK! ◎ For those who want to enjoy high-quality sound! # Click here for a list of related household appliances by tantan 〓 Product Information 〓 ✔️ Brand new, unopened ✔️ Black / Black ✔️ Anonymous delivery SONY Sony Wireless Earphones EXTRA BASS WI-XB400 Remote Control Microphone Compatible Neckband Type Canal Type Earphones Heavy Bass Model Bluetooth Black (BZ) Black ◎ Equipped with EXTRA BASS function ◎ 15 hours of battery life Model name: WI-XB400 Brand: SONY Battery life: 15 hours Battery life (standby time): Up to 200 hours Communication method: Bluetooth standard version 5.0 Maximum communication distance: Approximately 10m Frequency band used: 2.4GHz band (2.4000GHz-2.4835GHz) Transmission band: 20Hz - 20,000Hz (at 44.1kHz sampling) Accessories: type-C USB charging cable (approx. 20cm), ear tips, instruction manual Features: EXTRA BASS Due to the global version package, a Japanese manual is not included. If you need one, please download the Japanese manual separately. Therefore, we are offering it at a low price(^^) ♪ We have many other items for sale ♪ ↓ Please take a look here ↓ # Click here for a list of various discounts by tantan ✿ ✨ Information ✨ ♪ Multiple purchase discounts available ♪ ♪ Follow discounts available ♪ Please check the profile for details(^^) ・ We have no pets and do not smoke. ・ Packaging may be sent using recycled materials. ・ The products are stored at home, so we are waiting for purchases from those who understand. ・ Please be sure to read the profile before purchasing. 100126