Microphone:
Mid-side (M-S) stereo condenser mic（90°/120°/M-S）
Output connector:
Stereo mini jack (combined headphone/line level output)
Audio quality:
44.1kHz/16bit , 48kHz/16bit
Input gain:
+ 0 to + 40dB 
Maximum input sound pressure:
120dB SPL
Connector:
Lightning connector
USB:
Mini-B connector (only for recharging the connected iOS device)
Power:
Powered by the connected iOS device

The connected iPhone/iPod touch should be powered with the genuine Apple power adapter that was included with it. (iPad/iPad mini does not support this function.) 
Compatible devices:
iPhone (5, 5S, 6, and 6 Plus), iPod touch (5th generation), iPad (4th generation), iPad mini
Supported OS:
iOS 6.0 or newer
Dimensions:
58.6 (w) x 62.4 (d) x 38.5 (h) mm
Weight:
30.5g