
CMX PA-2500MX – Mixer Amplifier
September 28, 2026
CMX AWS530W – Active Speaker
October 3, 2026CMX CSK-610HA – Ceiling Speaker
► 6.5-Inch Coaxial Transducer: Integrated woofer and tweeter deliver wide-band 70Hz–20kHz sound.
► Multi-Tap 100V Transformer: Switchable 10W, 6W, and 3W taps for precise multi-zone level matching.
► High 94dB Acoustic Sensitivity: Produces clear, intelligible audio with minimal amplifier power draw.
► Ultra-Thin Frameless Grille: Low-profile architectural white metal mesh blends seamlessly into false ceilings.
► 120-Degree Conical Dispersion: Wide sound coverage minimizes the total number of ceiling speakers required.
► Fast Spring-Clip Mounting: Heavy-duty spring clamps ensure quick, secure, tool-free in-ceiling installation.
► Compact 165mm Ceiling Cutout: Standard cutout dimensions with shallow 76mm mounting depth for tight voids.
► Commercial PA & BGM Ready: Built for continuous 24/7 background music and vocal paging environments.
CMX CSK-610HA – Ceiling Speaker
6.5-Inch Coaxial Commercial In-Ceiling Speaker with 10W/6W/3W 100V Transformer, Frameless Magnetic Metal Grille, 70Hz-20kHz Wide-Band Response, and Spring-Clip Installation
The CMX CSK-610HA is a premium 6.5-inch coaxial commercial ceiling speaker engineered for high-fidelity background music (BGM) and crystal-clear public address voice announcements. Featuring an integrated 6.5-inch paper cone woofer paired with a dedicated coaxial high-frequency tweeter, multi-tap 100V/70V matching transformer (10W, 6W, 3W), high 94dB acoustic sensitivity, and an elegant frameless white metal grille with spring-loaded ceiling mounting clips.
Ideal For
Core Engineering Features
6.5-Inch Coaxial 2-Way Acoustic System
Combines a 6.5-inch treated paper woofer for smooth mid-bass warmth with a center-mounted tweeter for crystal-clear vocal reproduction and crisp high-frequency detail.
Multi-Tap 100V & 70V Line Transformer
Equipped with a precision commercial transformer offering selectable 10W, 6W, and 3W taps at 100V (5W, 3W, 1.5W at 70V) for balanced multi-zone volume level calibration.
Modern Frameless Architectural Aesthetic
Ultra-slim bezel-less white metal grille integrates flush into ceiling surfaces, providing clean architectural aesthetics preferred by interior designers and architects.
High 94dB Acoustic Sensitivity
Efficient electro-acoustic engineering yields an impressive 94±3dB sensitivity (1W/1m), delivering high sound pressure levels with minimal amplifier load and power consumption.
Fast Spring-Clip Mounting Mechanism
Heavy-duty dual spring-loaded clamps allow fast, tool-free installation into standard Ø 165mm ceiling cutouts, clamping firmly to gypsum board and ceiling tiles.
Flame-Retardant ABS Enclosure
Engineered with high-impact flame-retardant ABS chassis and rust-resistant powder-coated white metal grille, ensuring decades of reliable commercial performance.
Acoustic Coverage & 100V Line Tap Calculation Guide
To achieve uniform sound pressure distribution without hot spots or acoustic dead zones, commercial ceiling speakers should be planned based on ceiling height and ambient noise levels. The table below details recommended tap selections, coverage radii, and speaker spacing for the CMX CSK-610HA.
| Ceiling Height | Coverage Radius (Ear Level) | Floor Coverage Area | Recommended 100V Tap | Target Ambient SPL |
|---|---|---|---|---|
| 2.5m – 3.0m (Standard Office / Retail) | 2.5 – 3.0 meters | 20 – 28 sq. meters | 3W Tap | 68 – 72 dBA (BGM) |
| 3.0m – 3.8m (Showrooms / Restaurants) | 3.0 – 3.8 meters | 28 – 45 sq. meters | 6W Tap | 72 – 78 dBA (Foreground) |
| 3.8m – 5.0m (High Ceiling Lobbies / Malls) | 3.8 – 5.0 meters | 45 – 78 sq. meters | 10W Tap (Full Power) | 78 – 84 dBA (High SPL) |
Amplifier Matching & System Compatibility
As an authorized commercial AV distributor in India, ProjecXive engineers fully matched end-to-end sound reinforcement ecosystems. The CMX CSK-610HA seamlessly pairs with:
Commercial Mixer Amplifiers (30W – 60W)
Ideal for boutique shops, clinics, cafes, and executive boardrooms up to 8 ceiling speakers.
2-Zone Matrix Mixer Amplifiers
Perfect for venues requiring separate volume controls between indoor seating and outdoor dining.
High-Power Commercial Sound Systems
Engineered for large corporate campuses, shopping malls, and convention centers with 50+ speakers.
Technical Specifications
| Parameter | Details |
|---|---|
| Model | CMX CSK-610HA |
| Product Description | 6.5-Inch Coaxial Commercial In-Ceiling Loudspeaker |
| Speaker Driver Unit | 6.5-Inch Coaxial Paper Cone Driver with Integrated High-Frequency Tweeter |
| Rated Power Output | 10W RMS |
| 100V Line Power Taps | 10W – 6W – 3W |
| 70V Line Power Taps | 5W – 3W – 1.5W |
| Sensitivity (SPL @ 1W/1m) | 94 ± 3 dB |
| Frequency Response | 70 Hz – 20 kHz |
| Sound Dispersion Angle | 120° Conical Coverage |
| Enclosure Material | Flame-Retardant ABS Plastic Enclosure |
| Grille Design & Finish | Frameless Metal Mesh Grille in Architectural White |
| Mounting Mechanism | Dual Spring-Loaded In-Ceiling Retention Clips |
| Ceiling Cutout Diameter | Ø 165 mm |
| Product Dimensions (Ø × Depth) | Ø 188 × 76 mm |
| Net Weight | 0.9 kg |
Frequently Asked Questions
What makes a coaxial ceiling speaker superior to single-cone speakers?
The CMX CSK-610HA features a 2-way coaxial transducer design where a dedicated high-frequency tweeter is positioned in the center of the 6.5-inch woofer cone. This arrangement produces a full 70Hz–20kHz frequency response with smooth vocal clarity and crisp treble highs, vastly outperforming basic single-cone ceiling speakers that suffer from rolled-off high frequencies.
How do I select the right 100V power tap (10W, 6W, or 3W)?
Power taps are chosen based on ceiling height and ambient noise. In quiet offices, boardrooms, and hotel corridors with standard 2.8m to 3.0m ceilings, the 3W tap provides ideal 68–72 dBA ambient background music. In busy restaurants, showrooms, and retail stores with 3m to 3.8m ceilings, the 6W tap is recommended. For high-ceiling atriums (above 4m) or noisy public lobbies, select the 10W tap for maximum sound penetration.
What ceiling cutout size is needed to install the CMX CSK-610HA?
The speaker requires a standard ceiling cutout diameter of Ø 165 mm. Its compact overall depth of only 76 mm makes it suitable for installation in tight false ceiling voids with limited vertical clearance.
How are the speakers mounted into gypsum or acoustic ceiling tiles?
The unit features heavy-duty spring-loaded metal clips. Simply compress the spring clips upwards, insert the speaker through the Ø 165mm cutout, and release. The springs clamp the speaker securely against the ceiling board with a flush, seamless fit.
Can I connect multiple CSK-610HA speakers in parallel to a single amplifier?
Yes. Because the CSK-610HA uses a 100V constant-voltage line-matching transformer, dozens of speakers can be daisy-chained in parallel over hundreds of meters of 1.5 sq.mm speaker cable without impedance loading issues. Ensure the total sum of all speaker tap wattages does not exceed 80% of the amplifier’s rated RMS wattage.
Engineer Your Perfect Commercial Audio & Visual Environment
Contact our AV specialists for professional product selection, system integration, and turnkey installation support.
| Weight | 0.9 kg |
|---|---|
| Dimensions | 18.8 × 18.8 × 7.6 in |
| Brand | CMX Audio |
| Model | CMX CSK-610HA (CSK-610HA) |
| Product Type | 6.5" Coaxial Commercial Ceiling Speaker |
| Rated Power Output | 10W RMS |
| Power Tappings (@100V) | 10W – 6W – 3W |
| Power Tappings (@70V) | 5W – 3W – 1.5W |
| Line Input Voltage | 100V / 70V Constant Voltage Line |
| Speaker Driver | 6.5" Coaxial Paper Cone Driver with Integrated Tweeter |
| Sensitivity (1W/1m) | 94 ± 3 dB |
| Frequency Response | 70 Hz – 20 kHz |
| Sound Dispersion | 120° Conical Coverage |
| Enclosure & Grille | Flame-Retardant ABS Enclosure with Frameless White Metal Grille |
| Mounting Mechanism | In-Ceiling Spring-Loaded Quick Installation Clips |
| Ceiling Cutout Diameter | Ø 165 mm |
| Dimensions (Diameter x Depth) | Ø 188 × 76 mm |
| Color | Architectural Ceiling White |
| Net Weight | 0.9 kg |
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ProjecXive India Audio Engineering Team (verified owner) –
The CMX CSK-610HA is an outstanding 6.5-inch coaxial ceiling speaker delivering exceptional vocal intelligibility, smooth background music reproduction, and an ultra-clean architectural frameless finish. Highly recommended for commercial installations across India.