・This item was used for about a year during commutes and is still in excellent working condition, allowing for long-term use! ・Equipped with DSEE HX, you can enjoy high-resolution sound quality from compressed audio sources like CDs and MP3s, as well as streaming music and videos! ・The large-capacity battery allows for 12 hours of use without charging. ・The simultaneous left and right transmission method, where Bluetooth signals are transmitted simultaneously from the player to both the left and right sides of the main unit, significantly improves connection stability. Furthermore, video delay is also greatly reduced. #Earphones #WirelessEarphones #BluetoothEarphones #Bluetooth #BluetoothWirelessEarphones #Sony #SONY #HighSoundQuality #LongLastingBattery #ExcellentCondition #BeautifulItem #HiRes #HiResAudio #DSEE #DSEEHX