The SRH240 Headphones from Shure provide excellent sound reproduction and comfort.
 
 With 40mm neodymium dynamic drivers optimized for general listening and monitoring, the SRH240 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" (6.3mm) nickel-plated adapter.
FEATURES
- Wide frequency range delivers full bass and detailed highs
 - Optimized performance for use with most pro and consumer audio devices
 - Closed-back, circumaural design rests comfortably over the ears and reduces background noise
 - Legendary Shure quality to withstand the rigors of everyday use
 
SPECIFICATIONS
Transducer type
 Dynamic neodymium magnet 
 
 Driver size
 40 mm 
 
 Sensitivity (1kHz)
 107 dB/mW 
 
 Impedance (1kHz)
 38 Ω 
 
 Max. input power (1kHz)
 500 mW 
 
 Frequency range
 20 Hz - 20 kHz
Net weight 
 0.4 lb (181 g) 
 
 Shipping weight
 1.35 lbs (612 g) 
 
 Length of cable
 2 meters (6.56 ft) 
 
 Type of cable
 Attached straight oxygen-free copper 
 
 Plug
 Nickel-plated 1/8" (3.5 mm) stereo mini jack