Dave, would you like a compatible reader for a teardown? I work across the road from you.
I work across the road from you.
Stalker Alert LMAO! 
If only you knew what my occupation was...
Dave, would you like a compatible reader for a teardown? I work across the road from you.
*waving* (from my windowless box)
Would it do anything useful without the system connected to it? What model?
Sure, it will beep and you can read out the card number via wiegand pulses. I have some documents on the way a HID card is read/programmed too. Probably only interesting if you want to do a more in-depth blog on rfid.