Proficient Protege Ceiling LCR Speaker C661 with 6.5" Graphite Woofer and 1" Pivoting Aluminum Tweeter (Replaces C660)
Room-filling sound, straight from the ceiling.
The Protege C661 is a ceiling LCR speaker with a 6.5" graphite woofer and a 1" pivoting aluminum tweeter. It handles 125W RMS and delivers 36Hz-22kHz sound from above the room.

Good sound shouldn't take up floor space.
In-ceiling speakers keep the room clear while still delivering full-range audio for movies, music and background listening in the home or in a business.
Built for ceiling LCR audio
The C661 pairs a graphite woofer with a pivoting aluminum tweeter in one ceiling-mount speaker.
125W RMS power
Turn the bass up as loud as you want with 125W RMS power, without any blaring.

RMS output power
Power handling stated for the 6.5" graphite woofer and 1" tweeter design.
36Hz-22kHz range
A frequency range of 36Hz-22kHz covers deep lows and bright highs.
8Ohm impedance
8Ohm impedance is specified to get more output from your speakers.
Fixed 15° angle
The woofer and tweeter bridge is fixed at a 15° angle on this single LCR speaker.
Everything you need to know.
| Brand | Proficient |
| Model | C661 |
| Woofer | 6.5" graphite |
| Tweeter | 1" pivoting aluminum dome |
| Frequency response | 36Hz-22kHz |
| Sensitivity | 92dB |
| Impedance | 8Ohm |
| Power | 125W RMS |
| Cutout diameter | 8.25" |
| Depth | 3.06" |
| Mount type | Ceiling mount |
| Installation | Indoor |
Proficient Protege Ceiling LCR Speaker C661 with 6.5" Graphite Woofer and 1" Pivoting A...
The Proficient Protege Ceiling LCR Speaker C661 with 6.5" Graphite Woofer and 1" Pivoting Aluminum Tweeter (Replaces C660) is from Proficient Audio, a line of speakers and audio accessories for custom installers and homeowners building whole-home, outdoor and home theater audio.
Proficient speakers are designed for custom installations, from in-ceiling and in-wall speakers that blend into a room to weatherproof outdoor and landscape models.
Key Features
- Uproar the bass as loud as you want with 125W RMS power without any blaring.
- Listen to deep lows and euphoric highs with a frequency range of sound from 36Hz-22kHz.
- 8Ohms Impedance extracts maximum power so you will get more output from your speakers.
- Woofer and tweeter bridge fixed at a 15° angle.
Specifications
- Brand: Proficient
- Model: C661
- Part number: PAS13661
- Packaged Quantity: 1
- Product Line: Protege
- Product Type: Speaker
- Sensitivity: 92 dB
- Speaker Size: 6.5"
- Tweeter Driver Material: Aluminum Dome
- Tweeter Driver Size: 1"
- Wireless Speaker: No
- Woofer Driver Material: Graphite
- Woofer Driver Size: 6.50"
- Maximum Frequency Response: 22 kHz
- Minimum Frequency Response: 36 Hz
- PMPO Output Power: 125W
- RMS Output Power: 125W
- Application/Usage: House
- Color: Brown
- Cutout Diameter: 8.25"
- Depth: 3.06"
- Form Factor: Ceiling Mount
- Height: 5.9"
- Speaker Installation: Indoor
- Width: 10.6"
- Woofer Diameter: 6.5"
- Diameter: 9.3"
- In the box: Protege C661 Speaker, Thin-Bezel Grille Held by Neo Magnets
- Shipping weight: 5.85 lb
Typical Uses
- Whole-home and multi-room audio
- Home theater and background music
- Restaurants, offices and retail spaces
Please confirm cut-out size, mounting and compatibility with your existing speakers or amplifier before ordering.
Need help with compatibility?
Looking for a manufacturer part number, compatible replacement, or quantity order? Contact Raztechs for sourcing and quote support.

Proficient C661, ready to order.
- Protege C661 Speaker
- Thin-Bezel Grille Held by Neo Magnets
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