For harman kardon / JBL 2 Inch 50*48mm Full Range Speaker 4Ohm 8W Neodymium Loudpeaker . Impedance power: 4 ohm 8W. Frame size: 2 inches 50mm * 48mm , height 32mm. Magnetic circuit and material: Neodymium double magnetic , pot bottom paper cone, rubber edge. Features: 1.The sound quality is exquisite, and the timbre attributes tend to reflect the European taste; 2. the anti-ball top deep pot bottom paper cone, plus a small narrow rubber edge, the middle and high pitches are meticulous. 3. Compared with other broad-side Harman series speakers, although there is a little less DJ dynamics, it is more of the delicate tone of the Nordic series, and the details are rich. Package : 2pcs .