Power Amplifier JBL CA 550 watts x2 amplifier original professional high stability Preheat soft protection Temperature-controlled cooling cooling fan Volume knob + LED indicator

vitog. brief introduction. 550W2 high-power. Small size, portable with one hand, high energy, strong explosion, stable performance and good sound quality. Dual channel stable output. Volume knob+LED indicator. Temperature control cooling fan. Multiple security protection. Two professional speakers can be connected at the same time. technical parameter. Type: 1U slim digital rear power amplifier. Power amplifier: 550W2. Audio frequency response: 20Hz-20KHz-0.25dB. Total harmonic distortion: 0.005%. Conversion rate: 50V/US. Signal-to-noise ratio: 110dB A-weighting). Damping coefficient: 1000. Input sensitivity: 0.775V. Input impedance: 30K balance. Working voltage: AC220V ± 10%, 50Hz. Cooling and cooling system: 2 fans, air flow from the front panel to the rear panel, stepless fan, rotating speed according to temperature, heat dissipation aluminum heat dissipation. Weight net weight): 2.24KG. Product size: 480 × one hundred and sixty-seven × 43mm. Rated power of dual-channel professional