Material: aluminum alloyFrequency response: 20Hz-20KHzSize: long 83mmWeight: 50gColor: Pink， Blue， Silver Grey， Rose GoldFeature:-1， Automatic color calibration， professional microphone chip， to solve the problem of noise reduction， field simulation of sound effect， to solve the three-dimensional problem.-2， The new audio chip， the built-in new audio chip， the comprehensive improvement of the recording HD recognition， audio processing， accompaniment integration， echo effect.-3， The perfect support for IOS system.-4， Intelligent noise reduction， intelligent mixing.-5， Little and dainty， easy to carry-6， Metal body， texture outstanding.-7， Professional quality inspection， to ensure product quality.