Dahua Hi-Fidelity Pickup with Noise Reduction, Built-in High-Speed CPU, Real-Time Processing Audio Signal, Low Latency Picture (HAP301)

Product DescriptionDahua Hi-Fidelity Pickup With Noise reduction,Built-in high-speed CPU, real-time processing audio signal, low latency Picture(HAP301)> CPU built-in audio sampling module, low interference from the hardware> Smart audio crack protection, auto low microphone sensitivity to meet> Adopts wide dynamic range processing technology for the valid audio> High-sensitivity microphone, omni-directional pickup, clear audio, high> Noise reduction via the algorithm to enhance signal definition.> Auto gain and compensate the human voice frequency. Exaggerates the> It can effectively reduce the indoor reverberation resulting from the> It supports screaming control function and can greatly enhance the> Built-in high-speed CPU, real-time processing audio signal, low latency.> Built-in lighting protection, power two-polarity misconnection> CE, FCC compliance. PerformancePickup Range1 square meter-150 square meters (10.76 sq.ft-1614.59 sq.ft)Audio Transmission Distance3000 m (9842.52 ft)Frequency Response20 Hz-20 kHzSensitivity-38 dBSNR85 dB (1 m 40 dB audio source SPL) 52 dB(10 m 40 dB audio source SPL)1 kHz at 1 PaPointing FeaturesOmni-directionalGain Adjustment0 VPP-4.6 VPP adjustable (75 dB sound pressure 1 kHz)Dynamic Range106 dB (1 kHz at Max dB SPL)Distortion≤0.3% (74 dB sound pressure, A weighted)Max. Sound Pressure120 dB SPL (1 kHz,THD 1%)Output Resistance25 Ω non-balancedOutput Signal Amplitude2.5 VPP/-25 dBMicrophoneHigh-fidelity micro electromechanical system (MEMS) silicon microphoneSignal ProcessingDigital NR, reverberation, human voice enhancement, screaming controlProtectionProtection8kV Air,6kV contact ESD lightening protection, power polarity misconnection protectionElectricalDrive CapabilityBuilt-in preamplifier circuitConnection Mode3 lead wire: (power, audio, public GRD)Transmission Cable3-Pin mm² RVVP shielded cablePower Supply12V DC (9V-18V)Power Consumption0.72W (60mA)EnvironmentalOperating Temperature-20 °C to +60 °C (-4 °F to +140 °F)Operating Humidity≤95%RHStorage Temperature0°C to +40°C (+32°F to +104°F)Storage Humidity≤95%RHConstructionColorMetal SilverCasingAluminum alloyDimensionsΦ70 mm × 21 mm (Φ2.76 " × 0.83 ")Net Weight0.11 kg (0.24 lb)Gross Weight0.16 kg (0.35 lb)CertificationsCertificationsFCC: 47 CFR Part 15,Subpart B:2016CE: EN 55032:2015(Class B),EN50130-4:2011+A1:2014,EN55024:2010+A1:2015 Company Profile PAIZE TECHNOLOGY LIMITED was founded in 2015, we have the professional sales and technical support team in Hangzhou. Since established, we are always focusing on the distribution of security products, and cooperate with the top3  manufacturer in security field. Our business covers many countries including Europe,Africa,America, Asia, Australia, and so on.The products we sell include DVRs, NVRs, IP cameras, HDCVI cameras, and so on. All the products we providing are original international versions and OEM orders are also welcome.We will make great efforts to offer excellent pre-sales, sales, and after-sales service.    We adhere to the principle of "Customer Upmost, Service First" We are sincerely looking forward to your cooperation!   FAQHow to set up my camera?If you want to set up your camera, please follow the steps as below.Please note: ensure the distance between the camera, mobile phone, and router is within 30cm during the configuration procedure.1. Tap "+" to scan the QR code of the label and tap "Next".2. Connect the phone to the camera's hotspot signal named that begins with "DAP".3. Tap the WiFi that you want to connect to.4. Enter the WiFi password and tap Next.5. Wait for the connection.6. Added successfully. How to share my cameras with others?1. Reach "Share Device" on the home page.2. Tap '+' and input the email address you want to share the device with. Or you can share by QR code.3. Special permissions for the shared user.How to view history record?If you want to view history records from Imou APP, please follow the steps below.In the preview interface.1. Play the live video and tap the "Event History Timeline".2. Select cloud storage or SD card storage to view the recording3. Tap to view all recordingsIn the home interface.1. Tap "··" on the device menu.2. Tap "All videos" to view all recordings.How many years of security updates will IPC products get?We provide two years of security updates and associated services for IPC devices.More questions please contact Russell here!