21inch Active Wooden Bass From Listen Acoustic

Model NO.
SP-21
Application
Commercial, Home, Professional
Certification
CE, RoHS, Customized Certify
Monitor
No LCD Screen
THD
<0.005%
DSP Module
La DSP-100, 96 kHz, 24-Bit DSP Process with Preset
Protection
Short Circuit Overheating, Over-Current
Power Output (RMS)
800W (Cont.) / 1600W (Pgm)
Indicators
Power, Signal, Limit, DSP Modes
Power Supply
100~130V 50/60Hz or 210~250V 50/60Hz
Controls
Power on / off Switch, DSP Modes, Full Range / Hig
Enclosure
18mm Plywood & MDF, Painting Coated, 2 Side Handl
Amplifier
Class-D Amplifier
Grille
Metal Grille with Acoustic Fabric
Transducer Lf
21" Alu Frame Woofer 4" Vc
Type
21′′ Bass Reflflex, Active
Transport Package
PE Form & 5-Layer Carton
Specification
21′′ woofer
Trademark
LA, Listen-Acoustic
Origin
Ningbo China
HS Code
8518220000
Production Capacity
10, 000 PCS/ Month
Reference Price
$ 270.00 - 351.00
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Product Description

SP-21 21inch Bass Reflex Active

The SP Speakers from Listen-Acoustic are flexible enough to meet all your high-end requirements without missing a beat. The durable and light weight plywood cabinets are designed to provide years of service, and crafted to match the internal components. The asymmetric design allows for use as floor monitors while reducing undesirable internal reflections and resonance. 

Together, the full range SP 12'', 15'', 18'', 21" and dual 18'' subwoofers provide substantial bass extension for all SP Series loudspeakers. The functionally formed plywood cabinets and bespoke hardware can be deployed horizontally or vertically providing added flexibility. With ultra compact design and finely scaled formats, along with remarkable output and performance levels, giving you the flexibility you need to tackle virtually any acoustic situation.
21inch Active Wooden Bass From Listen Acoustic 21inch Active Wooden Bass From Listen Acoustic 21inch Active Wooden Bass From Listen Acoustic 21inch Active Wooden Bass From Listen Acoustic
 
Model No.  SP-12 SP-15 SP-18 SP-21 SP-218
Type
12'' bass reflflex, active 
15''  bass reflflex, active 18''  bass reflflex, active
21'' bass reflflex, active
Dual  18''  bass reflflex, active
Frequency Response (-3dB) 55 HZ- 200 HZ 50 HZ - 200 HZ 45 HZ - 200 HZ 40 HZ- 200 HZ 40 HZ - 200 HZ
Max. SPL (1m, free space) 107dB 116dB 121dB 120dB 125dB
Impedance 4 ohm 4 ohm  4 ohm 8 ohm  4 ohm
Power Rating
300W (Cont.) / 600W (PGM)
400W (Cont.) / 800W (PGM)
800W (Cont.) / 1600W (PGM)
1000W (Cont.) / 2000W (PGM)
Transducer LF
       12" steel frame woofer               2.5" VC
15" steel frame woofer 3.0VC
18" steel frame woofer 3.0VC
18" steel frame woofer 3.0VC 21" Alu frame woofer4.0VC
Enclosure
15mm Plywood & MDF, painting
coated, 2 side handles
18mm Plywood & MDF, painting coated, 2 side
handles
Grille
Metal grille with acoustic fabric
Amplifier Class-D amplifier
Power Output (RMS) 300W 400W 400W 800W 1000W
DSP Module LA DSP-100, 96 kHz, 24-bit DSP process with preset modes: Flat, DJ, Live
Protection Short circuit overheating, over-current 
Controls
Power On / Offff switch, DSP modes, full range / high pass switch, subwoofer volume, Phase switch
Indicators Power, signal, limit, DSP modes
Audio Input / Output
Right & Left XLR input
Right & Left XLR link out
Power Supply 100~130V 50/60HZ or 210~250V 50/60HZ

21inch Active Wooden Bass From Listen Acoustic 21inch Active Wooden Bass From Listen Acoustic 21inch Active Wooden Bass From Listen Acoustic 21inch Active Wooden Bass From Listen Acoustic 21inch Active Wooden Bass From Listen Acoustic 21inch Active Wooden Bass From Listen Acoustic

 












 

 

Professional Audio

PNEUTEC.IT, 2023