Microlab B56 Stereo USB Power Speaker Features: - Stereo speakers for general entertainment - Compact 2 channel sound system for PC, Notebook and media players - Made from MDF wood material for natural sound production - Inline volume control for easy and quick access - Connects to your PC / Notebook and media player easily with 3.5mm stereo plug - USB powered via USB port or USB hub - Ideal for digital music, and movies sound Specifications: - Output power: 3 Watt RMS - Power distribution: 1.5 x 2 Watt - Harmonic distortion: 0.3, % (1Watt, 1kHz) - Frequency response: 100 Hz - 18 kHz - Signal ratio: 70 dB - Separation: 50 dB - Warranty: 12 Months - Speaker driver unit: 2 - Impedance: 4 Ohm - Input: USB type A (power), 3.5mm stereo plug (audio) - USB supply: 5V - Dimensions: Satellites: 63 x 160 x 107mm - Product Net weight: 0,8kg What's in the box In the Box: -B56 speakers x2 pcs -Inline volume control -3.5mm stereo & USB type-A cable -User manual