A:AnswerThe SPK8-S is compatible with the following LG sound bar models: SK10Y, SK9Y, SK8Y, SK6Y and SK5Y. If you want 5.1, you would need at least the SK9Y. If you are in need of any assistance, have additional questions, or would just like to see our helpful tips, check us out on Twitter @LGUSSupport Facebook https://www.facebook.com/LGUSA/ or you can give us a call at 800-243-0000. ^CP
A:AnswerUpgrade to a truly cinematic surround audio experience. This optional kit (SPK8-S) includes a receiver unit that links wirelessly to compatible LG Sound Bars, then connects to a pair of supplied speakers that can be placed behind the listener. ^CP
A:AnswerSPK8 Wireless Surround Sound Kit is compatible with the following LG sound bar models: SK10Y, SK9Y, SK8Y, SK6Y and SK5Y. The soundbar does not connect to a Roku but to the TV. ^CP
A:AnswerHi JV. Under 'SPK8-S Compatibilty' on the product page for the LG SPK8-S 2.0 Channel Sound Bar Wireless Rear Speaker Kit, the models listed there are all the 2018 LG Soundbars. The Wireless Rear Speaker Kit is also compatible with the 2019 LG SL10Y, SL9Y, SL8Y, SL7Y, SL6Y, SL5Y, SL4Y, SKM5Y sound bar models...^IFV
A:AnswerUpgrade to a truly cinematic surround audio experience. This optional kit (SPK8-S) includes a receiver unit that links wirelessly to compatible LG Sound Bars, then connects to a pair of supplied speakers that can be placed behind the listener. ^CP
A:AnswerI have the same speakers, and the only thing I found is that I had to be sure there was nothing blocking the WiFi signal between the sound bar and the unit to the rear speakers.
A:AnswerHello George. Regrettably, there isn't an available Soundbar Wireless Rear Speaker Kit that is compatible with the LG SK4D 2.1 Channel 300W Sound Bar with Wireless Subwoofer and Bluetooth® Connectivity...^IFV
A:AnswerYes, I currently use my on the LG SL8Y which is just the step down from the 10 you plan on purchasing. The soundbar itself already had great sound but these gave it that little extra that was desired.
A:AnswerYou can contact our Support Center at (800) 243-0000 to let them know that you did not receive the wires for connecting the rear speakers for the LG - Powered Wireless Rear Channel Speakers (Pair) - works with select LG soundbars, Model # SPK8-S to the receiver...^IFV