Allimity RM-ADU079 Replacement Remote Control fit for Sony DVD Home Theatre System. Model: RM-ADU079 / RMADU079 We sold is replacement infrared remote control, only put into new battery will work. Please note: if not work, please change BRAND NEW ALKALINE BATTERY instead of rechargeable battery to try, and make nothing is blocking the front of your device. Compatible with Belowing Knowing Models: DAV-TZ210 DAV-TZ215 DAV-TZ710 DAV-TZ510 DAV-TZ715 DAVTZ210 DAVTZ215 DAVTZ710 DAVTZ510 DAVTZ715 Pacakge Included: 1pcs x Replacement Infrared Remote Control Note: 1) If your tv/dvd... model number is not listed on our model list, please email to us before you order it, we will help you find the right remote control. 2) If the product you received do not work, please contact us timely, we will help you solve.