New RM-ADU138 Remote Control fit for Sony DVD Home Theatre System. Model: RM-ADU138 / RMADU138 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 TV models:  DAV-TZ150 DAV-TZ140 DAVTZ150 DAVTZ140 SS-CT121 SS-TS121 SS-WS121 SS-TS126 SS-CT124 SS-TS127 Pacakge Included: 1pcs x Replacement Remote Control Note: 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. Thanks for your supporting in advance!