Single Product

Bose PowerSpace P4300+ Versatile Power Amplifier | 803289-2110
The Bose Professional PowerSpace P4300+ is a high-performance
4-channel power amplifier with integrated DSP
, designed for commercial audio installations such as retail stores, restaurants, hotels, conference rooms, and educational facilities. It combines amplification, signal processing, and system control into a compact
1U rack-mount design
for efficient installation and reliable operation.
The amplifier delivers
300 W per channel
and supports both
low-impedance (4–8 Ω) and high-impedance (70V/100V)
speaker systems without requiring bridging, providing flexible system design for multi-zone audio setups.
Built-in DSP includes SmartBass processing, routing, delays, limiters, and Bose loudspeaker EQ presets, allowing installers to optimize sound performance for different environments. Configuration is performed through a
browser-based interface with an integrated web server
, simplifying system setup and monitoring.
Additional features such as
Opti-Voice paging
, music-on-hold output, and auto-standby power management make the PowerSpace P4300+ an efficient solution for professional background music and paging systems.
Model:
803289-2110
Type:
4-channel professional power amplifier with DSP
Amplifier Class:
Class-D
Output Power:
4 × 300 W
(4–8 Ω, 70V, or 100V)
I-Share Mode:
2 × 600 W
when combining two channels
Frequency Response:
20 Hz – 20 kHz (±1 dB)
THD+N:
< 0.04 % at rated power
Dynamic Range:
≥ 100 dB
DSP Processing:
SmartBass processing
Loudspeaker EQ presets
Routing and level control
Delays and limiters
Paging Feature:
Opti-Voice paging optimization
Inputs:
4 balanced analog inputs (Euroblock)
Digital Audio:
AmpLink multichannel digital input via RJ-45
Outputs:
4 amplified speaker outputs
Configuration:
Browser-based setup utility with monitoring
Rack Size:
1U 19-inch rack-mount
Dimensions:
44 × 483 × 420 mm
Weight:
≈6.6 kg
Color:
Black