| Frequency Range | 68 Hz - 20 kHz |
| Power Rating | IEC System Long-Term Ratings (low-Z direct):
150 Watts Continuous Program Power
75 Watts Continuous Pink Noise (300W peak), hrs |
| Sensitivity | 91 dB (1kHz - 16 kHz) |
| Transformer Taps | 60 W, 30 W, 15 W, (& 7.5 W @ 70 V), plus transformer bypass |
| Coverage Angle | 120° conical, constant directivity |
| Impedance | 8 ohms (in bypass mode) |
| Drivers | LF Driver: 165 mm (6.5 in)
HF Driver: 25 mm (1 in) |
| Input Connectors | Two removeable locking 2-pin connectors with screwdown terminals. |
| Included Accessories | C-rings, tile rails, paint shield, cutout template, Grille |
| Dimensions (Diameter x Depth) | 305mm Diameter x 142mm Diameter Depth (12.0 in x 5.6 in) |
| Maximum SPL (1m) | 110 dB (low-impedance, 116 dB peak)
109 dB (top 70V/100V tap) |
| Color | White |
| Safety Agency | Suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA 70. S7232/UL Listed, Signaling Speaker. Transformer UL registered per UL1876. In accordance with IEC60849/EN60849. |
| Backcan | formed steel (included "blind-mount") |
| Baffle/Rim | ABS baffle with UL94-V0 flame class fire rating. |
| Ceiling Cutout Size | 282 mm Diameter (11.1 in) (cardboard cutout template included) |
| Optional Accessories | MTC-47NC New Construction Bracket MTC-47MR Mud Ring Construction Bracket |
| Plenum Usage | Yes, backcan included |
