●2PCS 2" 4Ohm 3W Full Range Audio Speaker Stereo Woofer Loudspeaker. ●Rated Power: 3W;Rated Impedance: 4 ohm ●Diameter: 53mm/ 2.09inch;Height: 22mm/ 0Diameter: 53mm/ 2.09inch;Height: 22mm/ 0.8 inch.8 inch ●Full range sound quality is good, low frequency also has very good performance, high cost performance, high sensitivity. ●Suitable for DIY mini speaker/sound system and home audio-visual equipment and other HiFi speakers.