Audio Unlimited 900 MHz Wireless Speakers Add On/ Speakers Only Lot Of 3 Tested is a set of oval-shaped 5.0 channel wireless speakers that can be used as back right and left speakers. They were manufactured in 2010 and have Dolby Digital surround sound format. The speakers are compatible with Alexa, Google Assistant, Siri, and Cortana. They have Bluetooth audio input and are made of plastic material. The set comes with a manufacturer warranty. The speakers have an RMS power of 900mhz and weigh 7 lb. Two power cords included and all take batteries. Battery compartments are in excellent condition and have original covers. Three speakers and 2 AC adapters only. Receivers not included.

Tested to the extent they they power on and respond to adjusting volume.