Shure SE530 - Manual (Page 8)

TECHNICAL SPECIFICATIONS
Transducer type Triple balanced-armature drivers
Sensitivity (at 1kHz) 119 dB SPL/mW
Impedance (at 1kHz) 36 W
DC Resistance 18 W
Frequency Range 18 Hz - 19 kHz
Input connector 3.5 mm (1/8 in.) gold-plated stereo plug
Net weight 30 g (1 oz.)
Operational temperature -18° C to 57° C (0° F to 135° F)
Storage temperature -29° C to 74° C (-20° F to 165° F)