Best Adjustable Phone Signal Isolator

DC 4~20mA Signal Isolator, Module Signal Transmitter Conditioner Signal Converter(One in two out, 0-10V)

• High-quality materials: The signal isolators are made of high-quality materials, which are sturdy, durable and have a long service life..
• Technology: The signal transmitter adopts automatic compensation technology to achieve a temperature drift of less than 25ppm..
• Function: The signal converter is used to protect the circuit board and related equipment from environmental erosion..
• Features: The optoelectronic isolator has the characteristics of good stability, high isolation voltage, fast transmission speed, fast response, and high power carrying capacity..
• Application: The DC signal isolator is resistant to high frequency interference, applicable to a wider environment, and very practical..

Maxmoral 6pcs EI14 Audio Transformers 600:600 Ohm Europe 1:1 High Efficiency Isolation Transformers

• ✔【IMPROVE TV ANTENNA SIGNAL】Ground loop isolator made from premium materials, fits any 75 ohms coaxial （TV antenna or amplifier ）and improves your signal, giving you crystal clear hdtv every time..
• ✔【ELIMINATING BUZZING NOISE】Noise Eliminator can eliminate audio hum/buzz/noise and horizontal scrolling bars caused by ground loops. Keep your sound system and video No more Hum/Buzz/Noise, No More Rolling Line..
• ✔【SUPERIOR RF PERFORMANCE】Isolator shows superior RF performance operating at a frequency range of 5-1218MHz. Fits any TV antenna or amplifier(2-pack suitable for family use）..
• ✔【PROVIDE 6KV LIGHTNING PROTECTION】The Isolator eliminates ground loops,prevent lightning strikes and provides a degree of protection for electronic equipment..
• ✔【HUMANITY DESIGN】Metal shell is made of copper and shielding layer, environmentally sealed against moisture and humidity. Compact size, can be directly connected to electronic devices such as cable TV, cable box or video camera..

DollaTek 5V ESP8266 Four Channel WiFi Relay IOT Smart Home Cellphone APP Remote Control

• On board high quality MCU and ESP-01WIFI module Two working mode : Mode 1:cellphone carry on wifi module directly Mode 2:cellphone and wifi module carry on router together Additional function :work as USB module when disconnect ESP-01 module.
• Transmission distance: (1) the open environment, the mobile phone when carrying on the WIFI module maximum transmission distance of 100 m.
• (2), when the WiFI module and cell phone carrying on the router at the same time the signal transmission distance depends on router signal.
• Use the Smartconfig technology to complete the configuration of the account and password of the esp-01 WIFI module on the mobile APP. The configured account and password will be memorized after power off.
• The board contains 5V,10A/250V AC 10A/30V DC relay, which can continuously absorb 100,000 times, with the protection of diode current and short response time..
• With mode option and working statue LED indicator.With 4 isolator and strong anti interference ability.Reserved UART debug interface and MCU download port for program.

GROWORD SP-3FE Ground Loop Isolator 2Pcs Hum/Buzz/Noise Eliminator Isolation Transformer for Cable TV Applications & & Antenna（Frequency Range 5-1000MHz）

• ✅【IMPROVE TV ANTENNA SIGNAL】Ground loop isolator made from premium materials, fits any 75 ohms coaxial （TV antenna or amplifier ）and....
• ✅【ELIMINATING BUZZING NOISE】Noise Eliminator can eliminate audio hum/buzz/noise and horizontal scrolling bars caused by ground loops..
• ✅【PROVIDE 6KV LIGHTNING PROTECTION】The Isolator eliminates ground loops,prevent lightning strikes and provides a degree of protection for....
• ✅【SUPERIOR RF PERFORMANCE】Isolator shows superior RF performance operating at a frequency range of 5-1000 MHz. Fits any TV antenna or....
• ✅【HUMANITY DESIGN】Metal shell is made of copper and shielding layer, environmentally sealed against moisture and humidity. Compact size, can be....

Compact Mini Hum Eliminator Box - 2 Channel Passive Ground Loop Isolator Noise Filter AC Buzz Destroyer Hum Killer w/ 2 1/4-Inch TRS Input and Output for 2 Mono / 1 Stereo Signal - Pyle PHE300

• REMOVES AC NOISE: The Pyle Hum Eliminator removes 60Hz AC hum caused by ground loops that act like radio antennae (loop antenna). Breaks the ground....
• PASSIVE DEVICE: The noise isolator is a passive device which does not require power to operate. Equipped w/ ¼” TRS phone inputs and outputs on 2....
• COMPACT DESIGN: This noise filter device features a high performance ultra compact and portable design allowing you to easily bring it anywhere. It....
• UNBALANCED TO BALANCED SIGNAL: Automatically converts unbalanced to balanced signal without any signal loss and is responsible for breaking the ground....
• This unit is designed to reduce or eliminate hum noise caused by AC 160 HZ Electric hum, or faulty ground loop. It will not solve noise caused by....

Compact Mini Hum Eliminator Box - 2 Channel Passive Ground Loop Isolator, Noise Filter, AC Buzz Destroyer, Hum Killer w/ 1/4\ TRS Phone, XLR Input/Output, Uses 1:1 Isolation Transformer - Pyle PHE400

• Removes AC noise: The Pyle hum eliminator removes 60Hz AC hum caused by ground loops that act like Radio antennae (loop antenna). breaks the ground loop safely making it impossible for the signal lines to pick up the AC noise in the first place.
• Passive device: The noise isolator is a passive device which does not require power to operate. Equipped w/ ¼” TRS phone and XLR inputs and outputs on 2 channels. Automatically converts unbalanced to balanced signal without any signal loss.
• Compact design: This noise filter device features a high performance Ultra compact and portable design allowing you to easily bring it anywhere. It has high quality components and rugged construction while maintaining the highest sonic quality.
• 1:1 ISOLATION TRANSFORMERS: The 1:1 isolation transformer is responsible for breaking the ground loop or the loop antenna that prevents buzz for a clear sound. Also responsible for balancing audio lines. Device accepts mono or stereo connections.

Besign Bluetooth 4.1 Car Kit for Handsfree Talking and Music Streaming, Wireless Audio Receiver with Dual Port USB Car Charger and Ground Loop Noise Isolator for Car with 3.5mm AUX Input Port

• BLUETOOTH V4.1: The latest Bluetooth 4.1+EDR technology provides lower power consumption and wider compatibility. You could enjoy your smart phone music or handsfree calling through your car stereo system..
• AUTO-ON & AUTO-CONNECT: This Bluetooth car kit will power on automatically when you start the car, then auto sync with the last connected phone (please make sure the Bluetooth of your phone is turned on before starting the car).
• THE GROUND LOOP NOISE ISOLATOR INCLUDED: In most cases, the sound quality is excellent. If you are bothered by the buzzing noise, you could use this noise isolator to avoid it..
• CONNECT To 2 PHONES: With the multipoint technology, the Besign BK01 Bluetooth Car Kit can connect to 2 devices at the same time. Dual Port Car charger included: Comes with a 10 watt dual port 2.1A cigarette lighter power adapter, stand ready to charge additional devices at the same time..
• What's in the Box: 1X BK03 Bluetooth Car Receiver, 1X Dual USB Port Car charger, 1X Ground Loop Noise Isolator, 1X Air Vent Clip, 1X Mounting Sticker, 1X User Instruction..

Ground Loop Isolator - Cable TV Audio Isolation Transformer,Hum Buzz TV/Noise Eliminator

• No more Hum/Buzz/Noise, No More Rolling Line.With this unit,you can eliminate audio hum/buzz/noise and horizontal scrolling bars caused by ground loops..
• Product shows superior RF performance operating at a frequency range of 5 - 1,000 MHz. Maximum insertion loss is 1.5 dB. at 1 GHz..
• Perfect design with a metallic housing that provides excellent RFI shielding of 003e 85 dB. The Housing is environmentally sealed against moisture and humidity..
• Each end of the isolator is a nickle-plated 75 OHM machined female F connector.
• Note: If your cable by pass the DC current, it will not work. Normally the signal from the antenna or coax cable belongs to low voltage AC current and our Isolator will work with it..

YVO Optocoupler Isolation Board,4 Channel Optocoupler Isolation Module PLC Signal Level Voltage Conversion Board,Can be Used for Signal Isolation,Signal Level Voltage Conversion (24V to 5V)

• 【Widely Use】: Our optocoupler isolation board can be used for signal isolation, PLC signal level converting, level conversion between single-chip microcomputer, PLC and other signals, PNP / NPN signal to NPN signal, signal level voltage conversion and other purposes..
• 【20K Limit Switching Frequency】: The maximum switching frequency of our optocoupler isolation is 20K..
• 【Easy To Recognise】: Each channel of our optocoupler isolator module has been equipped with indicator, easier to recognise the working status..
• 【Size Parameters】: Module Dimensions: 72*55*18mm (length*width*height). Mounting Hole Size: 64*47mm. Mounting Hole Diameter: 3mm..
• 【SHOPPING WITH CONFIDENCE】: We are committed to providing you with quality services. If you have any question, please feel free to contact us by sending emails.We will provide after-sales service until you are satisfied..

Pioneer GM-A3702 2-Channel Bridgeable Amplifier ,Black/red

HiBoost Cell Phone Signal Booster for RV | Upgrade Model with Adjustable Antenna | Booster 4G & 5G LTE for All U.S.Carriers-Verizon, T-Mobile, AT&T | Bands 12/13/17/25/2/4/5 | FCC Approved

• STRONGER CELL PHONE SIGNAL: The RV cell booster powerfully boosts signal for fewer dropped calls, better voice quality, faster data speeds, stronger hotspot capability, and improved audio and video streaming on the road and while parked..
• UPGRADE ADJUSTABLE ANTENNA: The newest hiboost cell phone signal booster for RV has equipped adjustable antenna. It can help you safely pass the height-limited section in the short antenna state, and significantly enhance the strength of the mobile phone receiving the signal in the long antenna state..
• All CARRY COMPATIBILITY: The RV signal booster allows drivers to enjoy stronger cell signals from all U.S. networks and carriers including Verizon, AT&T, Sprint, T-Mobile, U.S. Cellular and more. At the same time, multiple mobile phones can be used through the cell phone booster. (Including Band 12 / Band 13 / Band 5 / Band 25-2 / Band 4 ).
• EASY TO INSTALL: This device is specially designed for RV travel, Install is easy enough with plenty of wire. And a special APP is matched for this device, you can easily find installation guides and videos on the APP, and contact technical support at any time when needed..
• 5G COMPATIBLE & FCC APPROVED: Supports the latest in 5G technology, the booster can provide the best speed a....

Besign BK01 Bluetooth 4.1 Car Kit Handsfree Wireless Talking & Music Streaming Receiver with Dual Port USB Car Charger and Ground Loop Noise Isolator for Car with 3.5mm AUX Input Port

• BLUETOOTH V4.1: The latest Bluetooth 4.1+EDR technology provides lower power consumption and wider compatibility. You could enjoy your smart phone music or handsfree calling through your car stereo system..
• AUTO-ON & AUTO-CONNECT: This Bluetooth car kit will power on automatically when you start the car, then auto sync with the last connected phone (please make sure the Bluetooth of your phone is turned on before starting the car).
• THE GROUND LOOP NOISE ISOLATOR INCLUDED: In most cases, the sound quality is excellent. If you are bothered by the buzzing noise, you could use this noise isolator to avoid it..
• Dual Port Car charger included: Comes with a 10 watt dual port 2.1A cigarette lighter power adapter, stand ready to charge additional devices at the same time..
• CONNECT To 2 PHONES: With the multipoint technology, the Besign BK01 Bluetooth Car Kit can connect to 2 devices at the same time..

Dual Battery Isolator Kit - 12 Volt 140 Amp Voltage Sensitive Relay - Complete VSR Double Battery Automatic Charger - Fits Trucks, ATV, SUV, UTV Boats and more - Safe, Water and Vibration Resistant

• Dual Battery Isolator Kit - enables your accessories to run from a separate battery while the engine is not running on your vehicle while keeping your main battery charged and your vehicle always ready to go and start when you want it to. This dual battery isolator kit features 12 Volt 140 Amp Voltage Sensitive Relay Isolator and includes all the bits and pieces needed for a complete installation..
• Fits A Wide Variety of Vehicles - Being the computer age that it is today, a lot of accessories, tools and gadgets that runs on electricity are essential in our everyday living or hobbies. This dual battery isolator kit with printed installation instruction manual gives you the power for your recreation without needing to worry about getting home after..
• Complete Kit With Printed Installation Manual - This dual battery isolator kit manufactured by AA Ignition is a complete kit which includes the Isolator or Relay, battery Cables, battery terminals, copper lugs, heat shrinks, cable ties and a printed instruction manual..
• Premium Rugged Construction - This dual battery isolator kit is all you need to charge a dual battery system. I....