ReviewsGsm Link Amplifier

Tenda AC2100 High Speed WiFi Router - Dual Band Gigabit Wireless (up to 2033 Mbps) Internet Router for Home, 4X4 MU-MIMO Technology, Parental Control Compatible with Alexa (AC21)

...echnology of the 5 GHz band, it provides wider WiFi coverage and faster WiFi speeds than regular routers with 3X3 MU-MIMO technology.
6*6dBi EXTERNAL ANTENNAS: With 4*6 dBi external antennas and four data streams of 5Ghz band, the AC21 can provide optimized long range WiFi and better 5GHz WiFi signal.
Built in Signal Amplifier: The signal amplifier used on both the 2.4GHz and 5GHz bands of AC21 enhances the penetration capability and expands the Wi-Fi coverage.
Support Beamforming: Beamforming provides a faster, stronger Wi-Fi signal with longer range for each device.
Guest Network and Parental Control: Reliably stream videos, gaming, surf the internet, IPTV, link smart home devices, easily set up and remotely manage Your Home network via the Tenda wifi APP (this is a duplicate pick either this one or the other one above).
24/7 Customer Support: If you have any further questions about this product, or want to clarify a technical detail before you purchase, please call..

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Fusion MS-RA70N Stereo with 4x50W AM/FM/Bluetooth 2-Zone USB NMEA 2000 Fusion Link Wireless Control for Fusion Link App

4x50w class a amplifier, 2-zone with 1 Discrete pre-out and sub-out, 1 AUX-in, with fusion-link and nmea network.
Charms/FM/iPhone/iPod/Android interface, built-in high level Bluetooth, rear USB connection, works with fusion-link Bluetooth remote control app.
Full Apple or Android interface via unidock or panel mount USB cable.
Single din rear and face will fit into a traditional car stereo hole cut-out great for new and retrofit installations in traditional single din face....
Optically bonded glass display, front IPX6 when mounted.

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Dayton Audio BSA-200 200W Bass Shaker Bridgeable Stereo Amplifier with Remote

Powerful 200 watt amplifier optimized for bass shaker installations.
Robust 2 ohm minimum impedance provides maximum output to bass shakers.
RCA line in and out for daisy chaining multiple units.
Adjustable 50-200 Hz low pass crossover for seamless audio integration.
Built-in USB port for powering 5V devices or use with wireless Dayton Audio Wave-Link technology.

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Seeed Studio RF Explorer WSUB1G+ spectrum analyzer

Internal LNA amplifier and selectable attenuator.
Low frequency support from 50KHz covering LF, MF, HF, VHF and UHF up to 960Mhz.
New HELP and SET buttons to improve user interface and configuration selection with 2-clicks.
Ideal choice for HAM bands from 160meters to 33cm.
Wide band coverage to all popular sub-1Ghz bands, including FM, TV and DTV, ISM, RFID, GSM, etc..

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WinBridge Voice Amplifier with Two Wireless Headset Microphones 25W Portable PA System Bluetooth Speaker and Microphone for Teachers Presentation Meeting Promotions and Outdoors S92 Plus

WinBridge S92 Plus New voice amplifier comes with two U8 wireless headset microphones which is different from S92 Pro with one handheld mic and one U8....
The portable PA speaker unit has a very good build quality, solid feel and well-made.Shiny black, good buttons for controlling and easy to reach. Very....
Wireless voice amplifier With two portable microphones that you can place the unit stay in the center of the room and transmit some distance from the....
Spearker with microphone system provide a sound for meeting, teaching, training, factories, hospitals, senior home, outdoor activities like....
You can link both wireless microphones at the same time. This would work well for teaching or senior home that kind of venue, portable speaker can....

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Planet Audio P10AW Amplified Car Subwoofer - 1000 Watts Low Profile 10 Inch Subwoofer Remote Subwoofer Control Great for Vehicles That Need Bass But Have Limited Space

Built-in Amplifier - A built-in 1000 Max watt amplifier powers the subwoofer.
Mosfet Power Supply - With a MOSFET power supply you get improved switching speeds, better performance with less power from the driver, lower....
Variable Low-Pass Filter - A low-pass filter is an electronic circuit that removes all the notes below the filter's frequency setting. You will use....
High Level Inputs - Speaker level inputs are commonly referred to as high-level inputs. It will be used to connect the P10AW to your factory radio or....
Low Level Inputs - Line level inputs, also known as RCA inputs or low-level inputs, use RCA interconnect cables to link the P10AW with the source....

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Pyle Home Dual Cassette Deck | Music Recording Device with RCA Cables | Removable Rack Mounting Hardware | CrO2 Tape Selector | Built-in 3 Digit Tape Counter - 110V/220V

DUAL SPEED DUBBING: The dual cassette tape deck provides normal and high speed audio cassette dubbing..
MORE CONTROL OVER PRODUCTION: The cassette deck includes a 3 digit tape counter, CrO2 tape selector, and auto tape selector. It provides excellent recording level control for increased production level. The auto stop function provides further control over the end result..
SEAMLESS INTERFACE CONNECTIONS: The dual cassette deck provides a digital link interface for connecting to the PT600A amplifier. Amplifier not included. Included are RCA line inputs and outputs..
MULTI FUNCTION DISPLAY: The audio cassette deck has a dual color multi purpose fluorescent display for ease of use.
SUPPRESS OUTSIDE NOISE: Enjoy dynamic noise reduction and control over record and play level meters..

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Double Din Car Stereo Compatible with Apple Carplay and Android Auto,7 inch HD Touch Screen Car Radio with Bluetooth,Car Audio Receiver with Backup Camera,Mirror Link,FM/USB/TF/AUX/Subwoofer

...een through the rear view camera when reversing your car. The 7 inch touch screen will automatically display the reverse image once you pull in reverse. Make your daily reversing safer..
【Rich Expansion Interfaces】- The RCA interface at the rear of the double din car stereo supports you to connect external power amplifiers, subwoofers, monitors, etc. Among them,2V Amplifier and Subwoofer outputs allow you to expand your system by adding up to 1 Amplifier and/or Subwoofer. Easily enhance your sound from your speakers and make sure no sound distortion at the maximum volume..
Sorry! Did not fit truck. We have introduced the installation steps and methods in detail in the instructions provided. Please install according to the text and pictures in our installation manual. If you encounter any problems, please contact us in time, we will solve it for you within 24 hours..

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BOSS Audio Systems BAB10 Amplified Car Subwoofer - 1200 Watts Max Power Low Profile 10 Inch Subwoofer Remote Subwoofer Control Great for Vehicles That Need Bass But Have Limited Space

BUILT-IN AMPLIFIER: A built-in 1200 Max watt amplifier powers the subwoofer.
PULSE WIDTH MODULATED: This design controls the output voltage and current precisely by not only removing the output current sensing loss, but also....
VARIABLE LOW-PASS FILTER: A low-pass filter is an electronic circuit that removes all the notes below the filter's frequency setting. You will use the....
HIGH LEVEL INPUTS: Speaker level inputs are commonly referred to as high-level inputs. It will be used to connect the BAB10 to your factory radio or....
LOW LEVEL INPUTS: Line level inputs, also known as RCA inputs or low-level inputs, use RCA interconnect cables to link the BAB10 with the source unit.....

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California Project

Built-in Amplifier - With a MOSFET power supply you get improved switching speeds, better performance with less power from the driver, lower gate-to-drain feedback capacitance, lower thermal impedance for higher switching frequencies.
Variable Low-Pass Filter - A low-pass filter is an electronic circuit that removes all the notes above the filter's frequency setting. You will use the Low-pass filter to primarily keep high notes out of your subwoofer(s).
High Level Inputs - Speaker level inputs are commonly referred to as high-level inputs. It will be used to connect the LOPRO10 to your factory radio or an aftermarket radio that does not have low-level (RCA) inputs.
Low-Level Inputs - Line level inputs (RCA inputs / low-level inputs) use RCA interconnect cables to link the LOPRO10 with the source unit. Most aftermarket radios have multiple pairs of RCA outputs that can connect to multiple amplifiers.
Variable Bass Boost - Variable Bass Boost allows you to adjust the low bass within the boost range to just the way you like it.
Specs – 15.5” x 11” x 3”. If you are short on space, this is a great solution for you. The combination of amplifier and subwoofer all into one, makes this ideal for spatially challenged vehicles. Weight: 13 lbs..

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HiLetgo Smallest SIM800L GPRS GSM Breakout Module Quad-Band 850/900/1800/1900MHz SIM Card Slot Onboard with Antenna 3.7~4.2V

Mini GSM / GPRS breakout board is based on SIM800L module, supports quad-band GSM/GPRS network, available for GPRS and SMS message data remote transmission..
The board features compact size and low current consumption. With power saving technique, the current consumption is as low as 1mA in sleep mode..
It communicates with microcontroller via UART port, supports command including 3GPP TS 27.007, 27.005 and SIMCOM enhanced AT Commands..
AT command interface with "auto baud" detection..
TTL serial port for serial port, you can link directly to the microcontroller.

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