For many students and teachers, a webcam connected to a PC with a monitor would be suitable. For some students and teachers, a smartphone used as a camera and display would be more convenient. Cameras that might be useful for study groups:
1. Conferencing camera: http://www.amazon.com/Logitech-960-0008 … pd_sim_e_3
2. TV cam HD: http://www.logitech.com/en-us/product/t … es&crid=34
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