Shure Incorporated Headphone, Wired, 20Hz-20Khz, 40Mm Neody; Frequency Response Min Shure SRH240A

HEADPHONE, WIRED, 20HZ-20KHZ, 40MM NEODY; Frequency Response Min:20Hz; Frequency Response Max:20kHz; Impedance:38ohm; Drive Unit Type:Dynamic, Neodymium Magnet; Connector Type:-; Lead Length:2m; Product Range:

The SRH240A Headphones from Shure provide excellent sound reproduction and comfort.
With 40 mm neodymium dynamic drivers optimized for general listening and monitoring, the SRH240A Headphones reproduce deep bass with clear mids and highs.
Impedance, power handling and sensitivity are all calibrated for connection to most consumer and professional audio devices. Includes threaded 1/4" (6.3 mm) nickel-plated adapter.
Transducer type
Dynamic neodymium magnet
Driver size
40 mm
Sensitivity (1kHz)
107 dB/mW
Impedance (1kHz)
38
Max. input power (1kHz)
500 mW
Frequency range
20 Hz - 20 kHz
Net weight (without cable)
0.63 lbs (238 g)
Length of cable
6.56 ft (2 meters)
Type of cable
Attached straight oxygen-free copper
Plug
Nickel-plated 1/8" (3.5 mm) stereo mini jack