IN STOCK! Bose Professional 808453-1110 CSP-428 Commercial Sound Processor

$1,199.99 $1,299.99

BOSE 808453-1110

The DSP for quick-turn installations — Bose commercial sound processors are part of a comprehensive platform that includes loudspeakers, controls, and software that help installers deliver premium sound systems efficiently. An onboard CSP configuration utility and intuitive browser-based UI provide a quick-setup workflow. Common tasks are presented in a logical manner, so you can configure the system faster, reducing installation time while increasing setup accuracy. Once installed, Bose-proprietary algorithms offer predictable performance while optional interfaces — such as ControlCenter digital zone controllers and the ControlSpace Remote app — make operation easy for end users.

Key Features
  • Right-sized connectivity for cost-effective commercial installation — 2 x 2 balanced analog I/O, 2 pair mono-summed RCA inputs, 8 control inputs, 1 control output, mute contact, Ethernet port, and Bose AmpLink connectivity
  • CSP configuration utility with browser-based UI facilitates real-time display and control of levels, routing, thresholds, priorities, scheduled events, Bose loudspeaker EQs, plus input and area EQs
  • Rear-panel Ethernet port for PC/Mac configuration; also allows for connection to networks supporting ControlCenter digital zone controllers and the ControlSpace Remote app
  • AutoVolume compensation continuously adapts zone output level based on ambient noise when paired with the Bose AVM-1 sense microphone (sold separately)
  • Opti-voice paging provides a smooth transition between music and announcements
  • Opti-source level management monitors input level of up to 4 sources, maintaining consistent volume when switching sources
  • SmartBass processing expands performance and response at any listening level
  • Bose AmpLink output for simplified digital audio connection to compatible power amplifiers, reducing terminations, and related points of failure
  • Intuitive end-user operation — optional ControlCenter CC-1D, CC-2D, and CC-3D digital zone controllers and ControlSpace Remote app provide easy volume control and source selection

Signal Processor/CPU

  • 32-bit fixed/floating-point DSP + ARM, 456 MHz

Input Channels

  • 2 analog (balanced, Mic/Line Level/Page-In)
  • 2 analog (unbalanced, RCA Line-in, summed to mono)
Dynamic Range
  • 115 dB, A-weighted 20 Hz to 20 kHz, analog through, 600 Ω load
Output Channels
  • 2 analog (balanced, Line Level)
  • 8 digital (AmpLink output)

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