Kinect for Xbox 360 and Kinect for Windows (KfW) v1 specs

1) 3D Depth sensor (IR Emitter + IR Camera / Depth Sensor)

2) RGB camera (Color Sensor)

3) Microphone array

4) Tilt motor (for detecting floor and players in the playspace)

 

Kinect	Specifications
Viewing angle	Field of View (FoV): 43° vertical x 57° horizontal
Vertical tilt range	±27°
Frame rate (depth and color stream)	30 frames per second (FPS)
Audio format	16-kHz, 24-bit mono pulse code modulation (PCM)
Audio input characteristics	4-microphone array 24-bit analog-to-digital converter (ADC) onboard signal processing (including acoustic echo cancellation & noise suppression)
Accelerometer characteristics	2G/4G/8G accelerometer configured for 2G range 1° accuracy detail limit (can help detect when the sensor is in an unusual orientation)

 

Sources:

https://en.wikipedia.org/wiki/Kinect

https://support.xbox.com/en-US/xbox-360/kinect/kinect-sensor-components

https://msdn.microsoft.com/en-us/library/jj131033.aspx