Hardware requirements, Technical requirements – Razer Electra User Manual
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HARDWARE REQUIREMENTS
AUDIO USAGE: 
Devices with 3.5mm audio jack
AUDIO + MICROPHONE USAGE: 
Devices with 3.5mm audio + mic combined jack 
(compatible with Apple iPhone®, HTC® and Blackberry®)
TECHNICAL REQUIREMENTS
HEADPHONES 
Drivers 
: 40mm neodymium magnets with copper-clad aluminum voice coil
Frequency response : 25 – 16,000 Hz 
Impedance 
: 32Ω
Sensitivity @ 1kHz
: 104dB +/- 3dB
Input Power
: 50mW
Cables
: 1.3m rubber sheath cables
Connector
: 3.5mm gold-plated headphone jack
MICROPHONE 
Frequency response : 100 – 10,000 Hz 
Signal-to-noise ratio : 58dB 
Sensitivity (@ 1kHz) : -44dB +/- 4dB 
Pick-up pattern 
: Omni-directional
