Qminder offers software as a solution. We do not sell hardware, as it is usually easier for clients to get local hardware.
To give you an idea about what kind of cost you are looking at, here are estimated price tags.
If you are interested in the self-service iPad solution:
iPad — $329
a stand for the iPad — $50–500
If you are interested in informing clients via our TV solution:
Apple TV — $149
42" TV from Amazon — $300