YAMAHA DSR112 ตู้ลำโพง 12 นิ้ว, Active Loudspeaker 2 way 1300W Class D power, frequency 55Hz 20kHz

• Active Loudspeakers
• System DSR112 DSR115 DSR215
• System Type 12" 2-way, Bi-amp Powered Speaker, Bass-reflex Type 15" 2-way, Bi-amp Powered Speaker, Bass-reflex Type Dual 15" 2-way, Bi-amp Powered Speaker, Bass-reflex Type
• Frequency Range (-10dB) 55Hz ~ 20kHz 45Hz ~ 20kHz 45Hz ~ 20kHz
• Frequency Response
• (-3dB) 60Hz ~ 18kHz 55Hz ~ 18kHz 55Hz ~ 18kHz
• Coverage Angle H90°×V60°
• Crossover Type FIR-X tuning (linear phase FIR filter)
• Crossover Frequency 1.7kHz 1.7kHz 1.7kHz
• Measured Maximum SPL (peak) IEC noise @ 1m 134dB SPL 136dB SPL 138dB SPL
• Amplifier  
• Amplifier Type Class-D
• Power Rating*¹ 1300W
• Low-Frequency 850W
• High-Frequency 450W
• Cooling Natural Convection
• Controls LEVEL control, LINE/MIC switch, HPF switch, D-CONTOUR switch, FRONT LED DISABLE switch, POWER switch
• Indicators PEAK: x1 (Red), LIMIT:x1 (Red), PROTECTION:x1 (Red), POWER:x1 (Green), FRONT:x1 (White), 
• HPF:x1 (Orange), D-CONTOUR :x1 (Orange)
• HPF Frequency 120Hz (-6dB) 24dB/oct
• Boost Type D-CONTOUR (Dynamic CONTOUR)
• Protection Load POWER switch on/off: Mute
• DC-fault: power supply shuts down automatically (reset manually)
• Integral Power Protection: Limit the output (return automatically)
• Clip limiting
• Amplifier Thermal: Limit the output or Mute (return automatically)
• Output through current: Amplifier shuts down automatically (reset manually)
• Power supply Thermal : Amplifier shuts down automatically (reset manually)
• Over voltage: power supply shuts down automatically (reset manually)
• Connectors Input XLR-3-31 x1 (Balanced)
• TRS Phone Jack x1 (Balanced)
• Output XLR-3-32 x1 (Balanced)
• Parallel connection with INPUT
• Power AC inlet x1
• Power Consumption 1/8Power 100W 140W
• Transducer  
• Low-Frequency 12" cone 15" cone 2 x 15" cone
• Magnet Materials Neodymium Magnet Ferrite Magnet
• Voice Coil Diameter 3" 2.5"
• High-Frequency 2" Titanium diaphragm compression driver
• Magnet Materials Neodymium Magnet
• Enclosure  
• Dimension (W x H x D) 370×638×368mm
• (14 5/8"x25 2/8"x14 4/8") 442×755×423mm
• (17 4/8"x29 6/8"x16 4/8") 467×1158×520mm
• (18 3/8"x45 5/8"x20 4/8")
• Weight 21.2kg (47lbs) 28.0kg (62lbs) 49.8kg (110lbs)
• Externals Finish, Color LINE-X®, Black
• Grille 16 gauge matte black powder coated perforated steel grille
• Metal Handle 1pc (Top Board) 2pcs (Side Board)
• Pole Socket Diameter 35mm (Bottom Board) -
• Flying Hardware 3 x M10 (TOP L/R 1pc each, Bottom rear 1pc) -
• MIC/LINE switch: LINE  
• Input Sensitivity LEVEL position: maximum 0dBu
• LEVEL position: center(12 O'clock) +7dBu
• Maximum Input Level +24dBu
• Input Impedance 12kΩ
• MIC/LINE switch:MIC  
• Input Sensitivity LEVEL position: maximum -25dBu
• Maximum Input Level -11dBu
• Input Impedance 8kΩ