Logitech Z337 Bold Sound with Bluetooth is a 2.1 speaker system that allows you to stream audio wirelessly from any Bluetooth enabled computer, tablet or smartphone. The 40 Watts RMS/80 Watts Peak power of the Logitech Z337 2.1 speaker system with Bluetooth delivers maximum loudness via two satellite speakers and a large subwoofer so you can enjoy rich, clear, bold sound. The front-facing subwoofer produces rich bass, adding another dimension to your videos, games and music. Experience strong bass you can hear and feel. Stream audio wirelessly from any Bluetooth device by connecting your computer, smartphone or tablet via the pairing button conveniently located on the control pod. In addition, this versatile 2.1 speaker system allows for a wired setup use the 3.5mm or RCA inputs. No need to disconnect or re-pair when switching between audio sources. Easily access Bluetooth pairing, power, volume and the headphone jack from the wired control pod. Adjust the bass level with the dedicated control knob on the back of the subwoofer. Package Contents: Two satellite speakers, Subwoofer and User documentation. Technical Specifications: TotalatTotal watts (RMS) 40W, Subwoofer 24W, Satellites 2 x 8W, Bluetooth version 4.1, Reliable 15-meter line of sight range, 3.5mm input 1, RCA input 1, Headphone jack 1, Controls: Bluetooth pairing, power and volume control on wired control pod; bass control on back of subwoofer.