The Edifier R990BT is a compact 2.0 active bookshelf speaker pair delivering 24W RMS (12W + 12W) with 4″ mid-low drivers and 1″ silk-dome tweeters. Stream wirelessly over Bluetooth 5.4, or connect two devices via dual RCA line-in. Built with an MDF cabinet and a flared bass reflex port for clearer sound and fuller bass.