Etymotic / ER4XR-BT

Variations

ER4XR-BT ワイヤレスイヤホン

ETYMOTIC RESEARCH's top-of-the-line wireless earphones, the ER4XR-BT, feature dynamic sound quality with enhanced bass. By combining them with the latest Bluetooth wireless cable, Etymotion-BT, you can enjoy the high-quality sound of the ER4XR wirelessly.

[直輸入品][Direct Import]

■ Equipped with a dedicated DAC and headphone amplifier.
・The AKM AK4331 equipped with Velvet Sound Technology surpasses conventional Bluetooth wireless cables to achieve power saving and high quality sound reproduction.

■ Designed exclusively for the Etymotic ER series.
・ Designed exclusively for ER series earphones, it works with most other earphones with MMCX connectors.

■ Equipped with a remote control with microphone
・ Equipped with a remote control with a built-in microphone that can operate volume, play/pause, song forward, etc. It can be linked with Google Assistant and Siri.

■ Equipped with a large capacity battery
・ Equipped with a large capacity battery that can be used for up to 8 hours.

■ ETYMOTIC next-generation sound bass-enhanced model
・ The ER4XR is a top-class listening earphone that realizes a dynamic sound that has never been seen in ETYMOTIC RESEARCH before by emphasizing bass while maintaining high resolution.

■Unparalleled, top-class bass reproduction
・ER4XR delivers powerful, dynamic bass and smooth, extended mid- and high-range tones. You can enjoy beautiful sound with each sound clearly heard without being drowned out by the bass with a strong presence.

■Anodized aluminum body
・The smooth aluminum body with anodized processing and laser etching is used to achieve clear sound without distortion.

■High-precision balanced armature driver
・Equipped with a balanced armature driver with high precision and unique tuning, it achieves outstanding frequency characteristics and high-quality sound that reproduces the original sound with more than 90% accuracy in the frequency range of 20Hz to 16,000Hz.

■Overwhelming sound insulation
・It achieves the highest class of sound insulation that shuts out up to 98% (35dB to 42dB) of surrounding noise, blocking out surrounding noise almost perfectly. This high level of sound insulation allows you to enjoy music at a volume that is safe for your ears without turning up the volume more than necessary.

■In-ear earphones
■Extended response bass model
■Driver: 1 balanced armature
■Frequency response: 20-16,000Hz
■Impedance: 45Ω
■Sensitivity: 98dB (@1kHz, SPL at 0.1v)
■Maximum output sound pressure: 122dB SPL
■Bluetooth version: 5.0
■Supported codecs: AAC, aptX, aptX HD