Serial numbers starting with: TCBSS Battery standard for C8 (old version) =TB8A TCBSH Battery HiCapacity for C8 (old version)=TB8B TCBLS Battery standard for C12 (old version)=B12A
Tobii C-Series Lithium batteries Type TB8A, TB8B, TB12A used with the Tobii C8 and Tobii C12 Speech Generating Communication Devices. || Communication device for the impaired and functions as a speech generating device; text or symbols can be used to generate synthesized or digitized speech. Perfect for asking or answering questions, having a conversation.