| Max. Power | 80 W | |
| RMS Power | 40 W | |
| Sound Pressure (Max. W/1m) | @ 100 V | 105 dB |
| Sensitivity (1W/1m) | 89 dB | |
| Frequency | Response (± 3 dB) | 40 Hz - 20 kHz |
| Speaker type | 2-way coaxial | |
| Impedance | 8 Ω (CIRA824) | |
| 16 Ω (CIRA840D) | ||
| Frequency | Range (-10 dB) | 33 Hz - 20 kHz |
| Dispersion | Conical | 140° |
| Connectors | Multi-tap Fast-con™ connections | |
| Drivers | HF | 1” |
| LF | 8” | |
| Line Transformer Tappings | 1 | 24 W - 417 Ω (CIRA824) |
| 2 | 12 W - 833 Ω (CIRA824) | |
| 3 | 6 W - 1667 Ω (CIRA824) | |
| Cut-out measurement | 9.57 " (Ø) |
| Dimensions | 10.63 x 3.23 " (Ø x D) |
| Weight | 3.64 lb (CIRA840D) |
| 3.86 lb (CIRA824) | |
| Operating temperature | -20 °C ~ 60 °C |
| Construction | ABS |
| Front finish | Twist-Fix™ borderless finely perforated steel grill |
| Built-in depth | 3.23 " |
| Mounting | QuickFit™ mounting system |
| Colours | White (RAL9003) (CIRA824/W & CIRA840D/W) |
| Corporate spaces |
| Retail |
| Bars, restaurants |
| COM24MK2-UK | UK plug |
| COM24MK2 | MK2 version |
| RMS Power | 240 W | ||
| Frequency | Response (± 3 dB) | 20 Hz - 20 kHz | |
| Signal / Noise | > 90 dB | ||
| THD+N (@ 1 kHz) | < 0.5% | ||
| Crosstalk (@ 1 kHz) | > 70 dB | ||
| Technology | Class-D | ||
| Power | Supply | Transformer | |
| Source | 230 ~ 240 V AC / 50 ~ 60 Hz | ||
| Common mode rejection ratio | 70 dB | ||
| Inputs | Balanced Microphone 1 - 4 | Type | 4 x Balanced Mic./Line (-6 dB / -50 dB) |
| Connector | 2 x XLR/Jack Combo & 2 x XLR | ||
| Other | 4 x 15 V DC Phantom & 2 x Priority | ||
| Balanced Microphone 5 | Type | 1 x Balanced Mic./Line (-6 dB / -50 dB) | |
| Connector | 6.3 mm Jack | ||
| Unbalanced Stereo | Type | 1 x Stereo Unbalanced Line (+14 dB / -30 dB) | |
| Connector | RCA | ||
| Other | Remote mic (Priority mic + chime) | ||
| Tele-paging (Priority line) | |||
| Priority mute contact | |||
| Outputs | Connector | 2-pin Euro Terminal Block (Pitch - 5.08 mm) | |
| 10-pin Euro Terminal Block (Pitch - 5.08 mm) | |||
| Voltage / Impedance | 100 V / 4 Ω | ||
| Protection | DC Short circuit | ||
| Over heating | |||
| Over load | |||
| Signal limiting | |||
| Cooling | Convection cooled | ||
| Operating temperature | 0° ~ 40° @ 95% Humidity | ||
| Dimensions | 16.54 x 3.46 x 12.60 " (W x H x D) | |
| Weight | 24.25 lb | |
| Mounting | 19” / 2 HE or tabletop | |
| Construction | Steel | |
| Colours | Black | |
| Accessories | Included | 19” Rackmount adapter |