R33BT Active Computer Speakers Features: Bluetooth V5.0 for easily connecting a wide range of smart devices Classic wooden design with MDF materials to reduce acoustic resonance 0.5-inch tweeter and 3.5 inches bass driver deliver clean and smooth sound Specifications: Bluetooth version V5.0 RMS R/L 5W+5W Frequency response 70Hz-20KHz Noise level ≤25dB(A) Signal-to-noise ratio ≥85dB(A) Input sensitivity AUX: L/R: 500±50mV, Bluetooth: L/R: 500±50mFFs Dimension (W×H×D): 116×160×205mm Weight 3.2 kg