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  • Surface-mounted ceiling speaker | 70V/100V | 3W–6W | 100dB | aluminum grille | 4-screw installation | 6.5" speaker

    Code: DSP5311

    Surface-mounted ceiling speaker designed for professional public address (PA) and background music systems. This model is particularly suitable for buildings where drilling into the ceiling is not possible or where there is no space for recessed speakers.

    The 6.5" speaker size ensures high sound quality, improved low-frequency performance, and a wider frequency range. The integrated 70V/100V transformer provides compatibility with professional multi-zone audio systems, while the 3W–6W power settings allow precise adjustment for each specific zone. 

  • Technical Specifications

    Manufacturer: DSPPA

    Model: DSP5311

    Type: 6.5" surface-mount frameless ceiling speaker

    Rated power: 3W – 6W (multiple taps)

    Operating system: 70V / 100V line PA system

    Speaker size: 6.5"

    Front grille: Aluminum

    Design: Frameless, narrow-edge

    Maximum SPL: 100 dB ± 2 dB

    Frequency range: 140 Hz – 16 kHz

    Installation: Mounted directly on the ceiling using 4 screws, no cut-out required

    Application: Commercial, public and administrative spaces

    Main Features

    Surface-mount installation without any cut-out – ideal for renovations, concrete ceilings, or structures without cavities.

    Frameless narrow-edge design – modern, aesthetic, and minimally visible.

    70V/100V transformer – compatible with professional PA systems.

    6.5" speaker size – significantly better bass and voice clarity than 4.5" models.

    Aluminum grille – resistant to corrosion and mechanical impact.

    Multiple power taps (3W–6W) – perfect balance of sound output and energy consumption.

    100 dB SPL – strong sound performance even in noisy environments.

    Usage

    Home user: Suitable for stairways, garages, utility rooms; also for living spaces where fast installation without ceiling cutting is preferred. Ideal for concrete or newly renovated ceilings.

    Engineer / acoustic designer: Excellent for projects where recessed speakers cannot be installed. Aesthetic narrow-edge design fits public spaces—shopping malls, hotels, offices, corridors.

    Electrician: Very quick installation – only 4 screws and straightforward 70V/100V terminals.

    Commercial & public spaces: Suitable for malls, offices, administrative buildings, hospitals, hotels, warehouses, restaurant common areas, school corridors and auditoriums.

    Pros

    No cut-out required – perfect for renovations

    Frameless narrow-edge design

    6.5" size = better audio quality than 4.5" speakers

    Strong and durable aluminum grille

    High SPL (100 dB)

    Flexible power taps 3W–6W

    Ideal for commercial and public installations

    Cons

    Not recessed – remains visible on the surface

    Not moisture-resistant (for indoor dry areas only)

    Limited low-frequency response (from 140 Hz) 

    Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.
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