Wall-mounted speaker | 100V | 40W | clear and bright sound | 4×4" woofer + 1×2.2" tweeter

Technical Specifications

Manufacturer: DSPPA
Model: DSP403II
Type: Indoor column speaker
Power (RMS): 40 W
Connection: 70V / 100V system (selectable)
Max SPL: 109 ± 2 dB
Sensitivity: 94 ± 2 dB
Enclosure: Fibreboard + birch cold-pressed leather finish
Application: Indoor installations
Drivers: 4×4" woofer + 1×2.2" tweeter
Sound characteristics: Clear, bright and transparent tone
Mounting: Wall-mounted, with durable bracket

Functions

• Natural acoustic performance thanks to the wooden structure. Fibreboard + cold-pressed birch technology improves resonance and provides a smoother mid-frequency range – ideal for background music.
• Clear and bright sound reproduction.
• Supports 70V/100V systems, allowing use in professional PA installations where multiple speakers, low cable losses and reliable announcement transmission are required.
• Strong and aesthetically pleasing enclosure blends well into interior spaces.

Usage

• For home users: Suitable for a home office, study room, small hall or shared spaces; provides soft, natural background sound.
• For engineers: Recommended for schools, conference halls, public institutions, administrative buildings, religious facilities. Excellent voice clarity makes it ideal for announcement systems.
• For electricians/installers: Easy wall mounting; 70V/100V system ensures quick integration and simple connection to existing PA infrastructure.

Pros

• Easy integration with public address systems (70/100V)
• Clean and bright sound – excellent voice reproduction
• Natural wood-based enclosure improves acoustics
• Aesthetic design suitable for elegant interiors

Cons

• Indoor use only (no IP protection)
• Not suitable for deep bass music – this is a voice/background speaker
• Limited power (40W), requires multiple units for large spaces