我想問一下
UE400 和 Brainwavz M3
應該選擇那個?
我平常以聽人聲為主,
希望各位可以給我一些意見

兩隻耳機的資料:
UE400
http://www.logitech.com/zh-tw/speakers-audio/earphones/devices/6678
輸入抗阻:16 ohms,1 kHz
靈敏度:105 dB SPL/mW,1 kHz
頻率響應:20 Hz-17 kHz
接頭:3.5 mm
隔音效果:26 dB
Brainwavz M3
http://www.logitech.com/zh-tw/speakers-audio/earphones/devices/6678
Driver: 10.7mm Dynamic
Impedance: 20Ω +/-10%
Sensitivity: ≥115dB (1kHz 1mW 20upa)
Frequency: 20-20,000Hz
Distortion: ≤0.5% 94dB (20μpa)
Channel imbalance: ≤2dB (at 1kHz)
Maximum Input: 40mW
Plug: 3.5mm gold plated
Cable: 1.3M Y-cord silver plated OFC