Update readme

README.md

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-Audio
-=====
+Teensy Audio Library
+====================
 
-Audio library for Teensy 3.0 & 3.1
+16 bit, 44.1 kHz streaming audio library for Teensy 3.x, featuring audio
+playing, synthesis, analysis, effects & filtering, mixing, etc.
+
+Main Audio Library Page:
 
 http://www.pjrc.com/teensy/td_libs_Audio.html
 
-This is *BETA* status code.  It works pretty well, but it's still under very active
-development.
+Audio System Design Tool:
+
+http://www.pjrc.com/teensy/gui/
+
+
+Supported Hardware
+------------------
+
+[Audio Adaptor Board](http://www.pjrc.com/store/teensy3_audio.html) for 16 bit stereo input and output.
+
+![Inputs][/gui/audioshield_inputs.jpg]  ![Outputs][/gui/audioshield_outputs.jpg]
+
+[Teensy 3.1](http://www.pjrc.com/store/teensy31.html) 12 bit DAC
+
+![DAC Output][/gui/dacpin.jpg]
+
+ADC Input
+
+![ADC Input][/gui/adccircuit.jpg]
+
+PWM Output
+
+![PWM Output][/gui/pwmdualcircuit.jpg]
 
-**APIs are likely to incompatibly change**.
 
-Please discuss any issues here.
-code
 
-http://forum.pjrc.com/threads/24793-Audio-Library
 
-Always try to post *reproducible* bug reports, with complete code and details
-necessary to recreate the problem.