Grove - 125KHz RFID Reader

good morning all I'm quite keen to play with the contents of this envelope I think it's gonna be quite an interesting one with respect to my new work area outside in particular in relation to the lighting of that work area so what's in here what's in here well let's cut it open and take look you can probably see that square coil there which is quite interesting and there's also a little circuit board so what we have here is a little coil of wire it's actually quite hmm call it monolithic coherent homogeneous it's I think it's been dipped in something because that all feels quite rigid that's really quite nice we've got to pin or to wire connector to pin connector which goes onto the board now I assume it goes on to the to pin connector on the board that seems to be connected up to these two transistors interesting and I've got the chips on here one with lots of pins on and one with only