With their dual speaker setup and built-in amplifiers, the Majority D40 active bookshelf speakers will make the ideal addition to your gaming, music or home theatre experience. The D40’s come with a range of connectivity options including Bluetooth, USB, AUX, RCA and optical so you can easily plug and play your audio from almost any device. Features: Bluetooth & AUX In Optical & RCA In USB + SD Card Playback Remote Control EQ Adjustment Touch Controls Specifications: Dimensions: H:22.3 x W:13.7 x D:17.9 cm Colour: Black Guarantee:3 years Material: Wood/Plastic Model Number: 1000000390