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Best 4ch 16ch 9ch

Retevis RT55 Floating Handheld Marine Radio,IPX7 Submersible,NOAA Weather,USA/International and Canadian Marine Channels,Ship to Shore Radio for Boats

  • 9CH and current channel at the same time.
  • easily access emergency channel 16 and call coast guard for help via 16/C button.
  • 1s automatic floating after you drop it into the water.
  • no worry if water gets into the speaker grill and muffles the audio, rt55 can emit a vibrating sound and shed water away and is handy in stormy weather as well.
  • automatically find to alert you of severe weather updates and an alarm indicating a risk of severe weather.
  • the portable marine radio covers all USA, International, and Canadian marine channels, keeping you with most up-to-date marine activities..
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Weivision Super Hd 1080P Car 360 Degree Bird View Surround System DVR Record Backup Camera Parking Monitoring with HD Sensor

  • Weivision 360° Around View Camera System can get real surround vision of driving, help to avoid blind spots and secure driving safety! It’s designed for car pick up all within 22ft vehicles, etc, easy to install and calibrate..
  • Weivision 360° Around View Camera System helps a lot in various driving situations, such as reverse parking, eliminating blind spots and turning at narrow roadnarrow road.
  • Provides bird’s eye view of all blind spots,Avoid Potential dangers hidden among blind areas..
  • 4CH 1080P 190° wide angle fish eye camera, horizontal viewing angle >170°,Max.32GB for recording, Cycle recording, 4CH 1080P recording, HD 1080P video output.
  • Support 4CH inputs, customization available according to your vehicle requirements. If you want to OEM, please contact our service.
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CT Sounds AT-60.4AB 420 Watt Class AB Competition 4 Channel Car Amplifier

  • Equipped with a Diode 6A60 for reverse polarity protection along with a 4-way protection circuitry.
  • sleep easy at night knowing your 4ch car audio amplifier is protected.
  • Built using an advanced PCB board featuring industry-leading capacitors, high quality transformers and cutting-edge inductors to ensure this 4ch car amplifier delivers the power you need to destroy the competition in the SPL lanes.
  • LED logo, plexiglass bottom, and reinforced tiffany style RCAs gives this car stereo amplifier a prestigious look that is guaranteed to turn heads.
  • Heavy duty heat sink design, high power MOSFET switching technology, and best in class internal components will ensure the amplifier for car speakers runs cool for even the most demanding playlists.
  • 4 channel amplifier car audio rated 75W @ 4-ohm x 4-ch (14.4v).
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Zoom H2 Handy Portable Stereo Recorder

  • W-XY mic patterns with 4 mic capsules and signal processing allows Front 90 cardioid, Rear 120 cardioid and 360 polar patterns.
  • Finally record 360 sound as 2ch data or 4ch data simultaneously.
  • Records in WAV 96kHz/48kHz/44.1kHz at 16-bit or 24-bit, MP3 to 320kbps and Variable Bit Rate (VBR) data formats.
  • Time Stamp and Track Marker functions in Broadcast WAV Format (BWF).
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Weivision Super Hd 1080P 360 Degree Bird's Eye-View Camera Dvr System Bird View Panoramic All Round View System + 7inch Hd Display (with 7inch HD Display)

  • Weivision 360° Around View Camera System can get real surround vision of driving, help to avoid blind spots and secure driving safety! It’s designed for car pick up all within 22ft vehicles, etc, easy to install and calibrate..
  • Weivision 360° Around View Camera System helps a lot in various driving situations, such as reverse parking, eliminating blind spots and turning at narrow roadnarrow road.
  • Provides bird’s eye view of all blind spots,Avoid Potential dangers hidden among blind areas.
  • 4CH 1080P 190° wide angle fish eye camera, horizontal viewing angle >170°,8-128GB for recording, loop recording, 4CH 1080P recording, HD 1080P video output.
  • Support 4CH inputs, customization available according to your vehicle requirements. If you want to OEM, please contact our service.
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Rage RC A1305 Curtiss P-40 Warhawk Micro Rtf Airplane W/Pass

  • 1) Bring the transmitter and the receiver close to each Other, within 20 inches (half meter)..
  • 2) Integrated stabilizing circuit, operating voltage up to 1-2S Lipo, it won’t be out of control for sudden low voltage.
  • 3) Light weight, micro size, full 4CH output, especially for Mini-Z or mini aircraft..
  • 4) Operating Voltage: 3.3V～8.4V Weight: 3.5g ,Channels: 4CH, Built-in Antenna.
  • 5) Compatible: Futaba S_FHSS/ TM-FH RF Module control system.
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Installer CCTV 4CH Video Color Quad Multiplexer with Loopout Remote Control and Free 1 Amp Power Adapter

  • The 4Ch Video Color Quad Multiplexer allows several video signals from CCTV security cameras or other analog video devices to be combined and displayed on one monitor. The video processors are also commonly referred to as video mux, CCTV multiplexer, or color quad processor..
  • Full screen displays at real-time refresh rate for each channel. Multiple and automatic display by turn mode: 4Ch, 2Ch, Single Channel.
  • Camera title, time and date display for easy identification, 4 Channel BNC input and 2 Video BNC outputs.
  • Switch between NTSC and PAL system. Picture in Picture show, PIP position switched (top left, top right, bottom left, bottom right corner). High-Resolution Picture show, Adjust individual resolution. High-quality Screen Freeze function..
  • Free 1Amp Power Adapter and remote control Included.
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sea jump 4+4+4+4+2pcs Explorers 6AXIS 4CH UFO RC Quadcopter Helicopter Spare Parts for Syma X5C X5 Full Set Replacements Accessories FSWB

  • Syma X5C X5 Explorers 6AXIS 4CH UFO RC Quadcopter Helicopter Spare Parts.
  • 6AXIS 4CH UFO RC Quadcopter Helicopter Spare Parts.
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UpBright 12V AC/DC Adapter Compatible with CS CS-1205000 CS1205000 Samsung Security CCTV Camera DVR NVR FLOUREON H.264 H264 Network Digital Video Recorder LM1770 LCD Monitor 12VDC 5A Battery Charger

  • World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty..
  • UpBright New Global 12V AC / DC Adapter Compatible with CS Model: CS-1205000 CS1205000 Fits Samsung Security CCTV Camera DVR NVR FLOUREON H.264 Network Digital Video Recorder Camera Security System 8 Channel 1080N 1080P HDMI 4CH DVR 1500TVL DVR 12VDC 5000mA DC12V 5A 12.0V 5.0A 60W (fits 12 VDC 2A / 2.5A / 3A / 3.5A / 4A / 4.16A 4.5A / 5 A) Switching Power Supply Cord Cable PS Charger Mains PSU.
  • Compatible with: FLOUREON H.264 Network Digital Video Recorder Camera Security System 8 Channel 1080N 1080P HDMI 4CH DVR 1500TVL DVR.
  • Compatible with: Samsung Techsan LM1770 LM1770A LCD Monitor 12VDC Power Supply.
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Pioneer Elite VSX-LX304 9.2-ch Network AV Receiver

  • ...max enhanced* the vsx-lx304 is IMAX enhanced, Certified to deliver the powerful sound just as intended by the Filmmaker, and provide the immersive experience on your home theater. * function available with future firmware update.
  • Dolby Atmos/Dolby Surround mixing the vsx-lx304 is compatible with 7. 2. 2Ch/5. 2. 4Ch configuration of the latest theater sound platform, Dolby Atmos. You can reproduce object-oriented sound in smooth, curving movements, or the realistic three-dimensional movement overhead by the top speakers. Other Audio Codecs such as PCM and DSD can be upmixed using Dolby Surround for enjoying 3D surround sound..
  • Dts: x/DTS neural: x mixing DTS: x is the next-generation Audio CODEC from DTS that leverages object-based Audio to enable new immersive and interactive audio experiences. Enjoy a seamless soundscape with 7. 2. 2Ch/5. 2. 4Ch surround system offering maximum excitement. Other Audio Codecs such as PCM and DSD can be upmixed using DTS neural: x for enjoying 3D surround sound..
  • Dolby Atmos height virtualization* when playing any Dolby format, engaging the Dolby Atmos height virtualize enables a more immersive listening experience, creating a virtual Surround and height effect from traditional speaker layouts without employing addi....
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XYGStudy for Raspberry Pi 4B/3B+/3B/2B/B+/A+ Jetson Nano High-Precision AD/DA Expansion Board Sheild Onboard ADS1256 DAC8552 ADC DAC Jumper

  • There’s no AD/DA function on the Raspberry Pi GPIO interface, this may trouble you in the Pi development. However, it won’t be a problem anymore. The High-Precision AD/DA Board allows you to add high-precision AD/DA functions to the Raspberry Pi..
  • Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards, Jetson Nano.
  • Onboard ADS1256, 8ch 24bit high-precision ADC (4ch differential input), 30ksps sampling rate. Onboard DAC8552, 2ch 16bit high-precision DAC.
  • Onboard input interface via pinheaders, for connecting analog signal. Onboard input/output interface via screw terminals, for connecting analog/digital signal. Features AD/DA detect circuit, easy for signal demonstration.
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SVS Prime Wireless SoundBase

  • ...ide the immersive experience on your home theater.
  • Two 384 kHz/32-bit ESS DACs (ES9026PRO) same as the ones used for Pioneers PD-70AE SACD player are used for all channels With extremely precise D/A conversion and high S/N ratio the DAC provides powerful sound full of rich details.
  • The SC-LX904 is compatible with 7 2 4ch/7 2 2ch/5 2 4ch configuration of Dolby Atmos You can reproduce object- oriented sound in smooth curving movements or the realistic three-dimensional movement overhead by the top speakers Other audio codecs such as PCM and DSD can be upmixed using Dolby Surround for enjoying 3D surround sound.
  • DTS X is the next-generation audio codec from DTS that leverages object-based audio to enable new immersive and interactive audio experiences Since DTS X can automatically adapt the audio to the existing channels and speaker system no specific speaker layout is required Experience an immersive soundscape with incredibly rich and lifelike audio Other audio codecs such as PCM and DSD can be upmixed using DTS Neural X for enjoying 3D surround sound.
  • Wireless Communication Technology: AirPlay.
  • Included Components: Remote Control. Power Source Type: Corded Electric.
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CT Sounds CT-150.4D Full-Range Class D 4 Channel Car Audio Amplifier, 1000 Watts RMS

  • 4 channel amplifier car audio with 250 watts RMS at 2-ohm load x 4-channels (14.4v).
  • 150 watts RMS power at 4-ohm load x 4-channels (14.4v).
  • 475 watts RMS at 4-ohm bridged x 2-channels (14.4v).
  • Small footprint and compact chassis makes this amplifier easy to install in any vehicle or 4ch amplifier car audio application.
  • but dont let the size fool you, this 4ch car amp produces amazing sound quality.
  • MOSFET pulse width modulated power supply, premium components, and proprietary heat dissipation design will ensure the four channel car amplifier runs cool for even the most demanding playlists.
  • 4-way protection circuitry features high voltage, low voltage, over current, and high-temperature protection for your car stereo power amplifier.
  • Show your friends you can do 100 mph down the highway with the windows down and still have crisp and clean sound over the wind noise with this amplifier for car speakers.
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