Constantine GA80 <- 呢隻係咩牌子, 有無人識啊...

係家雞十二樓買咗隻不知名的入耳, 我覺得佢好夾我部Philips SA29, 感覺上音場好闊同分析力幾好咁, 但係返屋企上網查過都無呢隻牌子的網頁, 想問問各位高人識唔識呢個係咩牌子同公司背景呢!!!?

Feature:
- Dynamic driver and CCAW voice coil deliver defined lows, smooth mids and extened highs.
- OFC cable and gold-plated stereo phone plug for higher conductivity.
- Inner earphones with silicon rubber eartips for comfortable ear fit and isolation from ambient noise.

Specification:
Type: Dynamic
Frequency Range: 20Hz - 20kHz
Impedance at 1kHz:  24ohms
Sensitivity at 1kHz: 94dB/mW