Ultimate Ears發表了新的客製化耳機：UE 4 Pro，訂價USD 399，另可加購客製化的fitting，USD 50。其使用雙平衡電樞式單體設計，上面還會有你的名字，隔離噪訊達-26dB。







規格
Input Sensitivity: 108db @ 1mw
Frequency Response: 20 Hz to 15k Hz
Impedance: 17.5 ohms at 1 kHz
Internal Speaker Configuration: 2 proprietary precision balanced armatures
Noise Isolation: -26dB
Input Connector: 1/8" (3.5mm) Gold plated

www.ultimateears.com