The SPK-C812 is an innovative, patent-pending Kramer Complete K-overage ESD™ ceiling speaker. It is the only speaker in the industry with built-in stereo separation. Constructed with a central driver and four pivoting tweeters in a sealed enclosure, the Kramer Complete K-overage ESD™ provides unmatched sound response for both voice and music in a suspended ceiling device for the professional market.
Kramer SPK-C812 Ceiling Speaker Features
- Complete K-overage ESD™: Patent pending design with 4 pivoting tweeters direct the sound, based on the room environment, for equal sound dispersion (ESD).
- Wide Sound Dispersion: 180° range ensures that sound reaches every corner of the room.
- Minimizes Speaker Installation: One Kramer ESD speaker replaces multiple standard speakers for quick and easy installation, saving time and labor costs.
- Excellent Bass Response: Optimized for music and high-quality voice reproduction, delivering a rich listening experience.
- 4 Pivoting Tweeters: 3/4” (6Ω) with silk domes provide enhanced clarity and detail in sound.
- Woofer: 8” polypropylene cone (8Ω) contributes to deep, powerful bass.
- 40W RMS Power Rating: Offers robust audio performance for various applications.
- Smooth Frequency Response: Ensures consistent audio quality across different sound frequencies.
- Shallow 4-Inch Depth: (approx. 100mm) allows for flexible installation in tight spaces.
- RoHS Compliant: Environmentally friendly materials and manufacturing processes.
- Choice of Models: Available in full tile or half tile size, stereo or mono configurations to fit various needs.
- Accessories: Installation bracket available for half-tile models only.
- Each Speaker Sold Separately: Allows for customized installation based on the specific requirements of your space.
Kramer SPK-C812 Detailed Specifications
| Feature | Details |
|---|---|
| Speaker Type | Ceiling Speaker |
| Design | Complete K-overage ESD™ |
| Driver Configuration | Central driver with 4 pivoting tweeters |
| Woofer Size | 8” polypropylene cone |
| Tweeter Size | 3/4” (6Ω) with silk domes |
| Power Rating | 40W RMS |
| Installation Depth | 4 inches (approx. 100mm) |
| Sound Dispersion | 180° |
| Compliance | RoHS Compliant |
| Available Models | Full tile and half tile, stereo and mono |



















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