Used "Genuine Remote Control" for Sharp recorders. Works perfectly (^^)/ 【Remote Control Model Number】 GB329PA (RRMCGB329WJPA 0046380283) 【Compatible Recorder Models】 4B-C10DW3 4B-C20DT3 4B-C20DW3 4B-C30DT3 4B-C30DW3 4B-C40DT3 ※ Compatibility may exist with other models to some extent. Cleaned with alcohol. Used in a smoke-free and pet-free environment. There are some minor scratches due to being a used item. The price includes shipping costs. Price negotiations are not accepted. Thank you for your understanding. We look forward to your purchase!