Barbie Hello Doll Chat with Barbie for a whole new way to play! Hello Barbie doll uses WiFi and speech recognition technology to engage in two-way dialogue Use is simple with functionality built into her belt buckle -- press to start the conversation and release to hear Hello Barbie doll respond Doll must be placed in charger for initial set-up. Refer to the product description before use. This is a US only product. The Hello Barbie companion app can only be found in US app stores.