Equipped With Audio Cavity And Electronic Cable Speaker $ 6.22 Product information: Size: diameter 32 * 77 * 27H Impedance: 8 ohms Power: 3W Diaphragm material: paper Magnetic circuit form: internal magnetic type Frequency characteristics: full frequency band (full range) Rated impedance: 4 /8() Frequency response: 20Hz --20KHZ (kHz) Sensitivity: 95 (dB/W) Sex to noise ratio: 90 (dB) Packing list: Horn speaker*1Product Image: