The lcd tv must be minimum 12", and needs to be embedded on a t-shirt or vest together with additional equipment - internal movie player, usb connection or playing directly from flash cards most type of video formats. Must have good batteries that can be recharged at 220 V, if possible speakers.The Window advertising equipment consists of a polymer sheet sticked to the shop window - almost invisible - inside the shop. Between the polymer and glass there are sensors and when the clients are touching the outside of the window, the sensors are transmitting the commands to a computer which uses a projector to send images to the polymer screen (web sites, ppt presentations, etc)Bluetooth Advertising its a advertising tool which sends messages to the mobile phones in an area of 15 m using bluetooth. You can start your own marketing campaign in minutes: just program the unit using the software and let it works for days or weeks - it will send text messages, audio/video files etc.