1.32mmX32mm square speaker 2.2~4W 3.for LED Monitor. 4.RoHs approve Item No: 3232CP08P1(GP)Magnet(mm): 18.7X4.0Nominal Impedance(Ω): 8Normal Power Rating(mW): 2.0Maximum Power Rating(mW): 4.0Lowest Resonant Frequency(Hz): 250 ± 50Frequency Range(Hz): 140~20KOutput Sound Pressure Level(dB): 80 ± 3 / 1W 1MMaterials: Rare Earth 32mm speaker