ReviewsDual channel Recording

Wansview 1080P Security Camera for Indoor and Outdoor, 2 Way Audio, Pan-tilt, Night Vision, SD&Cloud Storage

  • This 4-channel mini video recorder is ideal for security surveillance, nursery care, home entertainment, driving vehicle, game playing and so on.  It combines 4 RCA video inputs into different split-screen views for one screen display and recording too. Built with metal enclosure in mini size at 4.2" (W) x 2.1" (D) x 1" (H)..
  • Users can put a micro SD or TF card into this DVR for storing the recorded videos into the memory card. 1 hour of recording in AVI format will take about 1.6GB. The maximum size of micro SD or TF card is 64GB. The recorded video files can be easily played back directly to a TV screen or through PC..
  • This device supports continuous recording even if the memory card reaches full capacity.  Older files are overwritten once the TF or micro SD card reaches its file size limit so it will always be continuous recording once started..
  • All the multi-channel screen modes including 4-channel split, 3-channel split, 2-channel split, single channel full screen. This DVR provides 2 visual indicators for users to see recording-related session: the available recording time left in the memory card when the DVR stops recordingrecording time counter on the screen when users start recording.
  • This mini DVR provides an easy on-screen system menu. Main ....
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USB Oscilloscope, PC Based Dual Channel 25MHz Digital Oscilloscope, Handheld Mini Digital Storage Oscilloscope, Multi Functional, MIT USB Isolation, with Probe

  • ▶▶PC virtual oscilloscope◀◀ dual-channel virtual oscilloscope, the detected waveform can be displayed on the computer, image storage, display on the same screen and other multi-function computer virtual oscilloscope..
  • ▶▶Advanced◀◀ dual-channel input, 25Mhz bandwidth, 100MS/s sampling rate, 5K storage depth, fast acquisition speed, and general test requirements can be met..
  • ▶▶Weak attenuation◀◀ The 25Mhz sine wave amplitude measured by the VDS1022I oscilloscope is 904mV, according to the international standard (-3dB attenuation, 707mV), which is better than the international standard and presents a perfect waveform..
  • ▶▶Function◀◀ single channel/alternate channel trigger.
  • X-Y/FFT waveform display on the same screen.
  • 18 groups of values can be measured simultaneously.
  • multi-function to meet your measurement needs..
  • ▶▶Data recording◀◀ The waveform can be recorded/saved, and the maximum storage is 4000M, which can be read at any time. The waveform is perfect. It is a good helper for papers..
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Comica BoomX-D2 - Wireless Microphone System for Cameras, Camcorders, Smartphones, Laptops, Compact Wireless Lavalier Lapel Microphone with Dual-Channel Recording, Noise Reduction, Low Latency

  • ...table signal. Working distance up to 150ft, ideal to capture the audio in large scene..
  • 【Dual-Channel System & Mono/Stereo Mode】Comica BoomX-D2 wireless microphone with dual transmitters and one receiver, and it can support mono/stereo output, which is easy for post-processing of audio, perfect for interviewing, recording, vlogging, and live-streaming..
  • 【Noise Reduction & Low Latency】Built-in professional-grade intelligent noise reduction chip, which can effectively filter noise and provide high-fidelity sound quality. Latency reduced to less than 20ms, make the recorded audio smoother..
  • 【Internal/ External Lapel Mic】Comica BoomX-D2 wireless lapel microphone comes with a lav mic and internal mic as input modes for you to choose. Adopts omnidirectional condenser radio, 360° surround pickup makes the sound more three-dimensional..
  • 【One-Button Muting & Real-Time Monitoring】With the Real-time Monitoring Function, you can test whether it is working normally during recording to make sure the smooth recording. One-key Mute ensures that the microphone works efficiently and stably..
  • 【3 in 1 USB C Charging Cables,5 Hours Runtime】BoomX-D2 wireless lapel mic built-in rechargeable battery and standby time up to 5 hrs with full-charging. Comes with....
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Range Tour Dual Dash Camera,4K 2160P WiFi GPS Car DVR ADAS for Taxi Bus Travel Camera Front and Cabin Dual Camera 1080P+1080P,2.7' LCD Loop Recording Car Camera

  • ...car recorder includes WIFI and GPS functions.Use our APP connect the dash cam via WiFi to viewing real-time footage or videos, downloading videos to your phone easily and share these on social media with friends and family. Also can get instant control of your dash cam setting Video & Photo Resolution/G-Sensor/Loop Recording/WDR and so on. External GPS module accurately logs your vehicles location, speed, latitude, longitude and route..
  • DUAL FHD 1080P DASH CAM:Front and cabin cameras each record 1080P&30fps/single-channel 2160P&24fps (multiple resolution options). Each camera has a Wide Angle of 150°,with almost No Blind Spots.The 2.7 inch large LCD Screen,16:9 LCD winder view..
  • Emergency Accident Locks+Loop Recording:When the memory card reaches its maximum capacity, the oldest unlocked footage will be overwritten automatically to ensure infinite loop recording. Supports 1 minute /2 minutes /3 minutes loop recording and class 10 or higher micro-SD card up to 256GB. The B80 dash cam will automatically lock the current recording video as proof of an incident once the built-in G-sensor detects a collision.The locked files will NOT be overwritten by Loop Recording..
  • Easy Installation:Includes some free gifts to help you install.The included suction mount ....
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Saramonic SmartRig+ 2-Channel XLR/3.5mm Microphone Audio Mixer with Phantom Power Preamp & Guitar Interface for DSLR Cameras, Camcorders, iPhone, iPad, iPod, and Android Smartphones

  • 【Microphone and Guitar Interface】The Saramonic SmartRig+ is a 2 channel portable microphone/guitar adapter for recording professional audio to any smartphone or video camera, making the sound purer and sound monitoring easier..
  • 【2 Channel Microphone】Perfect for capturing sound on the spot, the guitar interface includes 2 independent audio input channels each fitted with a dual XLR / ¼" input (guitar/line), and each their own gain level knob. It provides 48V phantom power for microphones and two 1/8" jack inputs as well..
  • 【Easy for Control】The SmartRig Plus also has a switch that routes audio in mono or stereo. Enjoy the capabilities of recording in true stereo and the versatility to record two separate tracks ensuring professional quality audio files every time..
  • 【Real-time Monitoring】Route your audio signals through a standard headphone jack or through TRRS to your DSLR camera or any smartphone and monitor in real time while you film live..
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Backup Camera System with 9

  • ...h wheel,Tractor,Pickup,Semi Truck, School Bus, Cargo Van..
  • 360 Full View ImageIt comes with 9 inch IPS panel all viewing angle screen,this monitor can split to Full/Dual/Three/Quad screen, mirror image and rotate image. 360 degree viewing to avoid blind spot, makes it more convenient and safety for driving..
  • Powerful Recording Built-in DVR monitor, it supports record 4 channels camera at the same time and loop recording. The storage capacity can up to 256GB, saving the video automatically just in case,so we can find the video easily if we need. ARM DSPS High speed processor give you a better vision experience. Built-in Linux operating system help us to operate more conveniently..
  • Excellent backup cameraRear/front view and side view IR night vision camera with high definition 1080P SONY 1/3" CCD image sensor,6 layer glasses HD lens, 145 degree wide viewing angle, IP69K waterproof camera can withstand -68F~176F extreme temperature and work well even in heavy rain or other bad weather condition. Durable and reliable camera system help you driving/reversing more confident..
  • Easy OperationVarious split screen mode for optional, each channel can be adjusted separately and save settings on exit to suit for your habits. Easy to achieve the monitor's function via....
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2X 250W Class D Audio Amplifier Board Amplifier IC IRS2092 Sure AA-AB32291

  • It integrates high performance IRS2092 supporting dual channel audio amplification. Both of channels.
  • Both of channels are capable of outputting nominal power simultaneously and continuously. It’s suitable for amplifier enthusiasts or hobbyists to finish a complete amplifier system..
  • high performance inductors are used to gain the perfect timber, finally realize high S/N ratio, low THD+N, wide frequency response range etc..
  • Applications: Home theater receiver Car audio Background music systems Musical instrument amplifiers Prototype for recording studios, Post-production, Live sound and Hi-Fi applications PA system.
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Apple Barrel Acrylic Paint, 8 Fl Oz, Country Gray (Pack of 2)

  • Min/Max recalls highest and lowest readings.
  • Datalog up to 256,000 measurements (single input) or 131,000 measurements (dual input).
  • Dual channel recording of TRMS Voltage/Voltage or Current/Current or Voltage/Current with 1 second to 24 hour selectable sampling rate.
  • Features real time clock and low battery indicator.
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Pyle Marine Stereo Receiver Speaker Kit & Hydra Marine Amplifier

  • Product 1: NIGHT VISION ILLUMINATION: The Pyle DVR Backup Rearview Camera System features a 580 x 540 pixels resolution dual cameras with a wide viewing angle of 170°. It also features night vision illumination, auto white balance and image adjustment.
  • Product 2: PREMIUM 4 CHANNEL AMPLIFIER: Pyle’s PLMRA400 is engineered as a 4 Channel marine amplifier that allows high quality stereo reproduction from source..
  • Product 2: RCA STEREO INPUT: For an easier use of this hydra marine amplifier, it comes with premium RCA inputs..
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Pyle Dash Cam Rearview Mirror - 4.3” DVR Monitor Rear View Dual Camera Video Recording System in Full HD 1080p w/ Built in G-Sensor Motion Detect Parking Control Loop Record Support - PLCMDVR49

  • 1080p DUAL SYSTEM CAMERA: Pyle compact size front mirror car dash cam in full HD 1080p and 4.3” TFT wide viewing angle display screen size. The rearview backup camera is made waterproof with 140 A+ level camera lens that provides great video quality.
  • BUILT IN G-SENSOR: With parking mode turned on, it will be automatically start recording when it detects any objects or creatures movement. The video will be locked for safekeeping. It also features instant playback and preview of recorded media.
  • SEAMLESS LOOP VIDEO: Pyle rear-view mirror dual channel recorder is made with loop recording system, which means it will keep endless recording without delete oldest file by yourself when the micro SD card becomes full. Definitely, no leakage.
  • DVR RECORDING: Pyle monitor video system kit includes DVR recording with camera plus camcorder that snap pictures or record video. The video recordings can be saved automatically. This product has a easy setup with plug-and-play operation.
  • CAMERAS AND CABLES: The package includes two cameras with camera connection cable, USB car power cable, USB transfer charger and 23 feet rear camera cable length. The product also includes vehicle cigarette lighter power accessory cable.
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Waveshare WM8960 Hi-Fi Sound Card HAT Stereo CODEC Playing and Recording I2S Interface for Raspberry Pi Zero/Zero W/Zero WH/2B/3B/3B+

  • Raspberry Pi connectivity compatible with Raspberry Pi Zero/Zero W/Zero WH/2B/3B/3B+.
  • Integrates WM8960 low power stereo CODEC communicates via I2S interface.
  • Integrates dual high-quality MEMS silicon Mic supports left & right double channels recording nice sound quality.
  • Onboard standard 3.5mm earphone jack play music via external earphone .Onboard dual-channel speaker interface directly drives speakers.
  • Supports sound effects such as stereo 3D surrounding etc.
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