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Radius Pure Standard Series in-ear headphones – HP-NEF31


貨號: PS-HP-NEF31 分類: , , , 標籤:




High-MFD structure to improve the sensitivity and tonal quality
The magnetic flux density strengthened by an additional front magnet to achieve increased sensitivity about 4dB.The transient response has been also improved to deliver crisp sound quality.


The membrane in the driver unit has adopted “super multi-layer film” that stacked hundreds of ultrathin polyester resin film. It is high rigidity compared to the general PET film, providing a more glittering sound quality.


Ring less Diaphragm bonding increased effective area of the diaphragm by bonding it directly to the driver edge.More air motion for the rich sound.

Newly designed Deep Mount earpiece. Its’ unique shape provide tight fit to the ear canals providing a rich bass reproduction.


Adjustable port enable ear chip to fit more appropriately to the ear canals which varies by individuals.

Main Features

Pure Standard Series in-ear headphones HP-NEF31

 Driver Type:Dynamic
Driver Size:Φ13.0mm
Output Sound Pressure Level:105dB/1mW
Frequency Range:4Hz~25000Hz
Max. Input:200mW
Connector:Φ3.5mm gold plated stereo mini plug
Cable Length:Approx. 120cm (Y Type)
Weight:Approx. 14g (includes cable)



■3 sets of ear caps (XS/S/M)
 ■User’s Manual/Warranty  


重量 0.5 kg

紅色, 銀色, 黑色


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