USB 2 Piece Speaker System

USB 2 Piece Speaker System suitable for all PC’s and laptops. Powered by the USB port, no mains power required. HDS (High Definition Sound). Features ; 2 Piece speaker system; Volume/Power control‚ Blue LED; HDS (High Definition Sound) Specifications: Performance ; Rated power output: 1W RMS /Channel ; Frequency response: 160Hz - 18KHz ; Mean SPL: 85dB (+-3dB) ; S/N Ratio: >60dB ; Input sensitivity: 300mV ; Input impedance: 10KO ; Crosstalk: >50dB Physical ; Material: HIPS; Cabinet color: Dark Gray/Silver; Grille color: Black Cloth; Cabinet dimensions: (H×W×D) 5'' x 3.25'' x 3.25'' each; Packaging dimensions: (H×W×D) 5'' x 7.5'' x 3.5'' Line in cable ; Configuration: Fixed‚ strain relieved‚ moulded to power cable; Length: 70'' (1.8m); Color: Black; Material: VW-1 rated Polyvinyl chloride (PVC) compound; Connector: 3.5mm mini Jack (green) Power cable; Configuration: Fixed‚ strain relieved‚ moulded to line in cable; Length: 70'' (1.8m); Color: Black; Material: VW-1 rated Polyvinyl chloride (PVC) compound; Connector: USB type A male (black); Power Requirement: USB Power (5VDC‚ 500mA) Left to right speaker cable; Configuration: Fixed‚ strain relieved; Length: 55'' (1.4m); Color: Black; Material: VW-1 rated Polyvinyl chloride (PVC) compound Environmental; Operating Temp.: 0-50° C ; Operating Humidity: 20% - 90% RH; Storage Temp.: -30 to +50° C; Storage Humidity: 10% - 95% RH.