SHURE released their first open headphones, "SRH1840/SRH1440" on February 1.
Positioned in the ranks, SRH1840, as the company's flagship headphones. Driver, 40mm dynamic type, with a mylar diaphragm, adopted Neodymium magnets. Sensitivity is 96dB SPL / mW. Impedance is 65Ω (1kHz), the maximum allowance input 1000 mW (1kHz). Playback Frequency is 10Hz |~ 30kHz.
SRH1440, while maintaining the advantage of an open type, provides adequate sound insulation.
As can also be used to connect portable audio players directly, optimizing the sensitivity and impedance. Sensitivity is 101 dB SPL / mW, in 5dB higher compared with 96dB SRH1840. Impedance of 36Ω (1kHz), set to lower, compared with SRH1840 of 65Ω. Playback Frequency is 15Hz ~ 27kHz.
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