achieve the sound quality of Sony Hi-Res equivalent even if Bluetooth "LDAC" developed (※). Wireless stereo headset (※ high-resolution if you want to transmit the sound source at 990kbps) ● Hi-Res corresponding audio transmission technology "LDAC (TM)" ● compact, high-sensitivity 9mm driver unit mounting ● Built-in microphone for hands-free calls ● slim shape to fit the optimal neck around to extended wear ● Continuous music playback time up to 7.5 hours ● One-touch connection (NFC) featured ● voice guidance featured ● fell hard in comfortable wearability ● comes with a carrying pouch that matches the color of the body ● When the power is OFF, high-resolution audio playback support by a dedicated headphone cable ◆ accessories: dedicated headphone cable (about 1m), hybrid earpiece SS, S, M, L (2 each), micro USB cable (0.5m), carrying pouch, clip