World Cassette Outreach Of India

Dear Brother/sister in christ,
I purchased one taking bible in english for Rs 1000 or so through one local Paster from you one year back it was very good but now I think the batteries were not working If I put through adopter it works It is not functioning without adopter I cannot carry for lishning outside Will you please help me what to do Do you have any service centre or else Can I send you the instrument for repairing If so I will pay the charge if any My name is Jayasurian Joseph, 2-216 Readspet, Chittoor Andhra Pradesh 517001