Buen dia para todos, amigos de DoctorProaudio pido urgentemente ayuda, hace unos dias hable acerca de que soy muy nuevo en este cuento del sonido, y pienso adquirir uno para alquilar y asi obtener ingresos adicionales, entonces he cotizado, por ejemplo cabinas activas de muchas marcas pero todos hablan de mejores marcas y estoy muy indeciso es para que me ayuden por favor a escoger una buena marca.
marcas:
JBL
QSC
YAMAHA

Referencias:
JBL EON 515XT
QSC K12
Yamaha MSR400

Especificaciones:
JBL EON 515XT[
System Power Rating : 625 Watts (525 + 100)
Frequency Range (-10 dB) : 39 Hz -20 kHz
Dimensions (H x W x D) : 673 mm x 406 mm x 368 mm (26.5” x 16” x 14.5”)
System Type : Self powered 15”, two-way, bass-reflex
Maximum SPL Output : 132 dB
Frequency Response (±3 dB) : 42 Hz - 18 kHz
Input Connectors : 2 x 1/4” TRS phone jacks balanced/unbalanced 1 x XLR / 1/4” TRS combo jack with XLR loop through
Input Impedance : 14k ohms
Signal Indicators : Limit: Red LED indicates limiter active condition
Signal: Green LED indicates signal present
Mic: Indicates the MIC/LINE switch is in the “MIC” position
EQ: Individual Bass and Treble controls, center detent, 6 dB cut and boost
Bass +/- 6 dB (200 Hz turnover frequency)
Treble +/- 6 dB (4 kHz turnover frequency)
Mic Input Gain : -Infinity to +40 dBu
Line Input Gain : -Infinity to +4 dBu (+18 dBu maximum input level)
Limiter : Yes
Amplifier Design : Crown® Class-D
LF Driver : 1 x JBL 265F-1 380 mm (15”) Differential Drive® integrated woofer with dual 2” voice coils
HF Driver : 1 x JBL 2414H 37.5 mm (1.5”) annular polymer diaphragm, neodymium compression driver
Coverage Pattern : 100º H x 60º V nominal
Crossover Frequency : 1.7 kHz
Material : Polypropylene, multi-purpose main & monitor
Suspension / Mounting : 36 mm pole socket with stabilizing screw, 5 x M10 suspension points
Handles : One left/right side, one on top, with rubber grip
Finish : Black Granite
Grille : Powder coated perforated steel with acoustically transparent cloth backing
Net Weight : 14.8 kg (32.5 lb)



QSC K12
Active or Passive Active
Frequency Response 52 Hz - 18 kHz (-6 dB)
Power Capacity 1000W Class D
(500W LF, 500W HF)
Maximum Sound Pressure Level (SPL) 131 dB peak (1 meter)
Nominal Sensitivity 75° Conical (-6 dB)
Impedance XLR & 1/4" : 40k Balanced / 20k Unbalanced
XLR & 1/4" : Mic Mode: 2260 Balanced
RCA : 10k
Low Frequency Driver 12" Cone Transducer
High Frequency Driver 1.75" Diaphragm Compression Driver
Enclosure Material Impact Resistant ABS
Input Connections Balanced Female XLR & 1/4" Combo, Line/Mic Level Input
Balanced Female XLR & 1/4" Line Level Input
Stereo RCA Line Level Input
Dual Balanced Male XLR Full Range Line Level Output
Balanced Male XLR "Mix" Output
Dimensions 23.7 x 14 x 14" (603 x 356 x 356 mm)
Weight 41 lbs (18.6 kg)



Yamaha MSR400
General specifications
Type Biamp 2-way, bass-reflex type powered speaker
Crossover frequency 1.6kHz
Frequency response 50Hz to 20kHz
Max. SPL 121dB (1m)
Dispersion 90��(H) x 40��(V)
Dimensions 406 (W) x 652 (H) x 351(D) mm
Weight 23kg
Pole socket 35mm (1-3/8inch)

Speaker section
Enclosure Bass-reflex type
Components LF:12" cone + HF:1.75" driver

Amplifier section
Output power LF: 225W @ 500Hz,THD = 1%, RL = 4ohms
HF: 75W @ 5kHz,THD = 1%, RL = 16ohms
Input sensitivity, impedance MIC/LINE: -36dB/+4dB, 10kohms
Connector (Input/Output)
(all parallel) 1: XLR-3-31 balanced
2: XLR-3-32 balanced
3: PHONE balanced
Control Level Control
EQ.LOW (+/- 3dB at 55Hz)
EQ.HIGH (+/- 3dB at HF)
Power Switch (ON/OFF)
Indicator Power: Green LED
Clipping: Red LED
Power consumption 110W








O si tienen alguna recomendación, agradeceria mucho.

nota: Necesito una buena marca para mis cabinas, alquiler fiestas y realizacion de rumba dj , grupitos etc. gracias