Tính năng kỹ thuật: Power Source 220 - 240 V AC, or 24 V DC Rated Output 60 W Power Consumption 72 W (EN60065), 4 A (DC operation at rated output) Frequency Response 50 - 20,000 Hz (±3 dB) Distortion 1% or less at 1 kHz, 1/3 rated power Input MIC 1: -60 dB*, 600 Ω, balanced, DIN type (5 pins) MIC 2, 3: -60 dB*, 600 Ω, balanced, phone jack AUX 1, 2: -20 dB*, 10 kΩ, unbalanced, RCA pin jack Mute: Contact pin 4 - 5 closure input (for MIC 1) Output Speaker out: Balanced (floating), M3.5 screw terminal, distance between barriers: 8.3 mm (0.33") High impedance: 170 Ω (100 V), 83 Ω (70 V) Low impedance: 4 Ω (15.5 V) Rec out: 0 dB*, 600 Ω, unbalanced, RCA pin jack Phantom Power DC +21 V (MIC 1) S/N Ratio 60 dB or more Tone Control Bass: ±10 dB at 100 Hz Treble: ±10 dB at 10 kHz Muting MIC 1 overrides other input signals with 0 - 30 dB attenuation by mute terminal contact in MIC 1 DIN type connector. Finish Panel: ABS resin, black Case: Steel plate, black Dimensions 420 (W) × 100.9 (H) × 280.3 (D) mm (16.54" × 3.97" × 11.04") Weight 7 kg (15.43 lb)