The Research and Development is an ongoing programme. Materials are developed for own use, as well as use by other Early Intervention Centres, Parents and caregivers of children with hearing impairment and Teacher Training Institutes wanting to train teachers in Early Intervention. The following have been developed by the R &D Cell.
1. DHVANI KIT I and DHVANI KIT II are used by Early Intervention Centres.
2. DHVANI PARENT KIT I & II are used by parents and caregivers
3. DHVANI DVD on Home activities and school activities can be used both by Teacher Training Institute and Early Intervention Centres.