Height-adjustable Musicians Stool with convenient, non-slip adjustable footrest and back rest.
Thick, comfortable, firm seat cushion can be adjusted in a snap to 9 height positions
from 22.8'' to 31.5'' (58 to 80 cm). Backrest can be adjusted to multiple height and 
depth positions for maximum comfort.
Designed to help musicians perform in the ideal ergonomical
position and reduce spinal stress and leg strain when playing long periods, DX749 is 
perfect for all musicians, including keyboard, guitar, woodwind, percussions, brass players.

Sturdy steel construction with non-reflective, powder-coated black enamel finish.


Technical
Specifications
Front to back depth: 31.5 cm 
Side to side width: 41.5 cm 

Thickness: 6 cm 
Height positions: 56.5 to 85.5 cm 
Frame width: 35.5 cm 

Frame depth: 47 cm 
Fold-up size: 41 cm W x 92 H x 18 D 
Weight capacity: 112 kg 

Weight:	8 kg 
Color: Black
  

Soundking Amp AQ2350 2*350W 8 OHM

Features
-high efficiency, energy saving  
-active PFC, power factor 0.99
-high output to drive 2 Ohm load stably  
-compact but solid structure  
-perfect protection  
-meet the requirement of production compliance and electromagnet compatibility.
-Variable speed fan for cooling.

Function
-stereo/mono/bridge operation modes  
-sensitivity 1Vrms,gain 32dB, 26dB for option
-XLR input connector 
-professional speaker connector 
-output over load/short circuit protection  
-DC output protection 
-70? power compression 
-thermal protection 
-Thermal indication

Rated power(EIAJ THD=1%,1kHz,2 CH working simultaneously): 
8O/ stereo: 2×350W 
4O/ stereo: 2×595W 
2O/ stereo: 2×1015W 
16O/ bridged: 700W 
8O/ bridged: 1190W 
4O/ bridged: 2030W 

RMS output voltage(THD=1%,1kHz): 52.9V  
Voltage gain: 34.5 dB 
(1kHz, bypass LPF): 50V/us 
Input sensitivity( rated output power ,1kHz): 1Vrms 
THD+N (10%  rated output power,):0.02%  
IMD-SMPTE(10%  rated output power,): 0.05% 
DIM30(10%  rated output power,): 0.05% 
Crosstalk rejection(less than rated power, 20 Hz -1 kHz): =80 dB 
Frequency response(10%  rated output power,8O,20Hz - 20 kHz): ±0.2dB 
Input impedance: 20kO(bal) ,10kO(unbal) 
Damping factor(8O,20 Hz -100 Hz): =300 
S/N ratio (A weighted,20Hz-20kHz): =105dB 
Power supply: 90-260VAC, 50/60 Hz 
protection: over load/thermal/DC output protection 
dimension(W×H×D): 483×44×323mm 
Net weight: 5.0kg