| Features |
Specifications |
| Product Type |
Hi-fidelity Audio Pickup / Omnidirectional Microphone |
| Model |
DH-HAP120 |
| Audio Pickup Scope |
10–70 m² |
| Directional Characteristic |
Omni-directional |
| Sensitivity |
-34 ± 3 dB |
| Frequency Response |
80 Hz–16 kHz |
| Signal-to-Noise Ratio |
58 dB |
| Dynamic Range |
74 dB |
| Maximum Sustainable Sound Pressure |
110 dBSPL (1 kHz, THD 1%) |
| Output Impedance |
600 Ω (Non-equilibrium) |
| Output Signal Amplitude |
2.5 Vpp / 88 dBSPL |
Audio & Microphone Features
| Features |
Specifications |
| Microphone Type |
Plated Film Capacitor Microphone Head |
| Pickup Direction |
Omni-directional |
| Audio Range |
10–70 m² |
| Frequency Response |
80 Hz–16 kHz |
| Sensitivity |
-34 ± 3 dB |
| Signal-to-Noise Ratio |
58 dB |
| Dynamic Range |
74 dB |
| Maximum Sound Pressure |
110 dBSPL (1 kHz, THD 1%) |
| Output Signal |
2.5 Vpp / 88 dBSPL |
Power & Interface
| Features |
Specifications |
| Working Voltage |
DC 12 V |
| Working Current |
40 mA |
| Audio Connector |
RCA Female Connector |
| Power Connector |
DC Power Connector |
| Output Impedance |
600 Ω (Non-equilibrium) |
Protection & Reliability
| Features |
Specifications |
| Lightning Protection |
Supported |
| Power Polarity Protection |
Supported |
| Electrostatic Protection |
Supported |
| Installation |
Suitable for indoor audio pickup applications |
| Recommended Applications |
Electronic Examination Rooms, Banks, Guard Rooms and CCTV Audio Monitoring |
Hardware & General
| Features |
Specifications |
| Material |
Aluminum |
| Color |
Silver |
| Dimensions |
Φ40 × 20 mm |
| Weight |
48 g |
| Operating Temperature |
-30°C to +70°C (-22°F to +158°F) |
| Certification |
CE, FCC |
Note: Dahua DH-HAP120 is a high-sensitivity omnidirectional audio pickup designed for clear and natural sound acquisition within an area of approximately 10–70 m².
Important: The DH-HAP120 requires DC 12 V power and provides audio output through an RCA female connector. Actual audio pickup performance depends on installation environment and background noise.
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