Wall-mounted indoor “Slave” loudspeaker for system expansion | 20W | 4Ω | clear voice reproduction | operates with an external amplifier / “Master” device

Technical specifications

Type: passive (“Slave”) wall-mounted speaker
Application: for use only with an external amplifier / “Master” device
Rated power: 20 W
Impedance: 4 Ω
Sensitivity: 90 ±2 dB
Maximum sound pressure level (SPL): 102 ±2 dB
Frequency range: 110 Hz – 15 kHz
Enclosure: high-quality anti-vibration plastic
Weight: approx. 3.5 kg
Mounting: wall-mounted, with included bracket

Functions

Clear speech sound, optimized for voice reproduction – announcements remain clear and intelligible even in noisier environments
System expansion, used as an additional speaker to increase sound coverage within a single zone without changing the main device
Robust and durable construction, high-quality plastic is vibration-resistant, does not deform, and maintains its aesthetic appearance over time
Easy installation, wall bracket allows quick and secure mounting in the desired location

Applications

For home users: a simple way to expand audio zone coverage while maintaining consistent design with the main speaker
For engineers and system integrators: an ideal “Slave” speaker for IP PA systems, enabling flexible zone design without additional amplifiers, compatible with DSPPA MAG series “Master” devices
For electricians/installers: easy connection to a 4 Ω output, fast wall mounting, neat installation

Pros

Designed for system expansion
Clear voice reproduction
Robust and reliable construction
Easy installation
Consistent design with “Master” speakers

Cons

Cannot operate independently
Requires an external amplifier or “Master” device