■ETYMOTIC RESEARCH 「ER2XR-BT」
■ETYMOTIC RESEARCH 「ER3XR-BT」
■ETYMOTIC RESEARCH 「ER4XR-BT」
■ETYMOTIC RESEARCH 「ETYMOTION-BT」

The latest wireless earphones from ETYMOTIC RESEARCH, the earphone brand that pursues a sound that is faithful to the original, are now available.
Now, by connecting the high-performance ETYMOTION-BT wireless cable to the ER2XR, ER3XR, and ER4XR bass enhanced models developed specifically for music appreciation, you can get the high-quality ETYMOTIC RESEARCH sound even wirelessly. Bluetooth codec supports aptX, aptX-LL, aptX-HD. The ETYMOTION-BT wireless cable is also available separately.