brand new and high quality Features: Made of high quality material, this speaker's volume is loud, with great sound quality and no sand noise. It features premium wires and high-quality paper coating cone with sealed back design surround that provides a strong foundation for a penetrating sound. 25 cores with 20W high rated power, 8 ohm impedance, and sensitivity is 89 dB. Full-tone sound, complete impedance, providing you clear sound. Widely used for ophile speakers, bookshelf o stereo, Hi-Fi 5.1 speakers, ect.. Speakers only, other accessories demo in the picture is not included! Specification: Material: Plastic, Electronic Components Nominal Impedance: 6 Rated power: 20W Sensitivity: 89dB Voice Coil: High temperature voice coil Sound film Material: 25 Silk membrane Overall Diameter: 74mm/2.91in; through-hole Diameter: 43mm/1.69in; Hole Depth: 4mm/0.16in; Color: Black Quantity: 1 Pc Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Tweeter Speaker