

ACM-P51/P52 Desk-Mounted Microphone
Desk-Mounted Audio Conference Chairman/Delegate Unit
- The unit features a fully digital capacitive touch design for a sleek, compact appearance and intuitive operation.
- It delivers uncompressed audio transmission over a network cable at a 48KHz sampling rate and 80Hz–16KHz bandwidth for exceptional sound quality.
- The system supports both microphone and voice control via PC software, with the chairman unit maintaining priority over delegate units.
- An independent web control page allows adjustments to parameters such as microphone ID, sensitivity, speech timing, and firmware upgrades.
- Built on standard TCP/IP protocols, the unit also supports network diagnostics, sign-in functions, and IP address sniffing for efficient management.
Categories: HOLOWITS, Intelligent Collaboration
- Description
Description
Technical Spec
| Model | ACM-P51 | ACM-P52 |
| Microphone directivity | Cardioid |
| Frequency response | 80Hz~16kHz |
| Microphone input impedance | 630Ω |
| Sensitivity | -41±1.5dB (0dB=1V/Pa,at 1KHz) |
| Maximum SPL | 120dB |
| SNR | >80dB(A) |
| Crosstalk | >70dB |
| Dynamic range | >80dB |
| THD | <0.1% |
| MAX power consumption | 2W |
| Power supply | Conference controller |
| Color | Graphite gray |
| Sign in | Key |
| Dimension (LxWxH) | 108*77*129mm |
| Microphone rod | 409mm black |
| Installation method | Embedded |
| Weight | 0.30kg |
| Desktop opening size | 65×54mm |




