Specifications:Model code: TRF SB388F 2GNominal diameter: 115MMOhmic resistance: 8 ohmsPower watt MAX: 300WPower watt RMS: 200WSensitivity (1w / 1m): 107 dBFrequency range: 4-20KHzVoice coil diameter: Φ38 mmFs: 4KHzRe (D.C.): 5.8 ΩVoice coil wire: CCARVoice coil FORMER: HEXATECH ALUMINUM 1.5 ''Magnet: FERRITEMagnet dimension: Φ90 * 17 mmNet weight: 1.298 kgDimension: 10.7x7.1CM ΤΙΜΗ ΤΕΜΑΧΙΟΥ