ReviewsAcapella High frequency Device

MODUS Automatic Anti Barking Device Indoor, Anti Bark Box, Barking Control Device 3 Modes AI Recognition Tech and Irregular Ultrasound Frequency Stop Dogs from Barking, Safe for Human and Dogs(Gray)

  • 3 Adjustable Modes and Safe for Dogs: The anti barking device adopts 3 modes: Low, Med and High.
  • Med and High level are equipped with a new function of frequency conversion, which could release irregular ultrasound.
  • frequency conversion prevents dogs from being immune to ultrasound.
  • the ultrasonic bark control device is safe for dogs and only the dogs can hear ultrasound..
  • Recording Technology and AI Recognition: MODUS anti barking device is updated with 2 new functions.
  • Recording Technology could record and store your dog’s baking, then AI Recognition could filter other irrelevant noises and identify the sample of barking, to achieve more accurate dog barking detecting..
  • Long-distance Control Device: The anti barking control device has long-distance detection, MODUS dog barking control device could automatically detect dog’s barking within 50 feet, then the bark control device will send a changeable ultrasonic wave to prevent dog barking..
  • Easy to Use and Install: The anti dog barking device is easy to use, just charge it and put it on the table or hanging on the wall, no need to control it by yourself.
  • the anti barking device will automatically work as long as you plug it..
  • Suitable for Different Dogs: The MODUS anti-barking device can emit irregul....
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ZTE Z64 | Mobile Wifi Hotspot 4G Router MF64 | Up to 21Mbps Download Speed | Up to 8 connected devices | Create A WLAN Anywhere | (T-Mobile)

  • DOES THIS DEVICE NEED A SIM CARD: Yes it does Being that this device is T-Mobile locked it will work on any active T-Mobile Micro size SIM Card THE SIM CARD WILL NOT BE INCLUDED, (You can go into any T-Mobile store and get a SIM card activated for only $10).
  • WHAT T-MOBILE FREQUENCIES ARE SUPPORTED BY THIS DEVICE: The Hotspot supports Frequencies GSM/EDGE/3G/4G: 850/1900. MHz - UMTS/HSPA: 850/AWS/1900MHZ. Please contact T-Mobile and inquire whether they support these bands in your area to ensure the device will work Properly for you..
  • WELL, HOW LONG CAN IT LAST ME: A removable 2,300mAh battery that lasted for 6 hours of continuous streaming.
  • HOW STRONG OF A SIGNAL DOES THIS DEVICE HAVE: WIFI for up to 8 Devices in our tests that's reasonable for a Small slick hotspot as well as a STANDBY TIME of 300 hours..
  • THIS DEVICE IS NOT UNLOCKED: This device will be locked unto the T-Mobile Network. THIS DEVICE WILL ONLY WORK ON THE T-Mobile NETWORK AS IT IS A T-MOBILE BRANDED DEVICE and only supports 2 T-Mobile frequencies and will only function for their Network.
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Ultrasonic Dog Barking Deterrent, Barking Control, Anti-Barking Device, Three-Frequency Non-Barking Control Device to Prevent Dog Barking, Outdoor Electronic pet Training Products

  • ...onic anti-bark device can effectively train your dog to stop bad behavior, stop barking device, anti-bark device, bark control device, and stop dog barking device Ultrasonic Bark Control Device Bark Stop Ultrasonic Outdoor.
  • Stop dog bark Bark control Provide 100% safety for you and your dog-the average human hearing frequency range is 20HZ~20KHZ, and the dog can hear the range from 15HZ to 120KHZ. Our ultrasonic bark controller emits ultrasonic waves at a frequency of 25KHZ, so the sound will not affect anyone..
  • Contain sensitive microphone isolates and picks up barking up to 50 feet away to stop barking both outdoors and indoors (recommended starting mode for indoors is level 1, increase if needed). NOTE: Does not work on deaf or hearing impaired dogs..
  • [Latest upgrade]: A device to stop barking dogs. Like an alarm clock, the dog barking control device is compact, easy to place and hide. Can test two LED battery status indicators, three adjustable ultrasonic volume levels-low range, medium range and high range.
  • [Protection, effective]: Designed to be easy to hang or install on a tree, wall or fence to prevent one’s own dog or neighbor’s dog from barking, anti barking device, dog trainer, anti-theft device.
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MODUS Anti Barking Ultrasonic Device, Bark Control Device 3 Modes, AI Recognition and Irregular Ultrasound Frequency, Stop Dogs from Barking, Ultrasonic Bark Control Safe for Humans and Dogs

  • ...es such as chatting, door shutting and enhanced the accuracy of detecting your dog’s voiceprint to prevent false triggers..
  • 3 Adjustable Intensity Settings- The new version of MODUS dog barking control device has 3 different intensity settings: Low, Med and High. Med and High level are set with the new function of frequency conversion, which releases irregular ultrasounds that prevents dogs being immune to fixed ultrasound frequency. It’s more effective to stop dogs from barking..
  • Up to 50 ft. Effective Distance- MODUS dog barking control device can automatically detect dog barking up to 50 feet away. Then, the anti barking device will automatically emit ultrasonic sounds that only dogs can hear..
  • Suitable for All-sized Dogs- The MODUS ultrasonic anti barking device is suitable for dogs of all sizes. The bark deterrent adopted the ultrasonic technology to grab dogs’ attention. It works automatically without having your dog wear it or pressing any buttons..
  • Friendly Note- The dog anti barking control device is ineffective for dogs with hearing problems and we don’t recommend using this ultrasonic bark control device on dogs under 6 months as it may disrupt the dog’s development of hearing..
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Zigzagmars Anti Bark Control Device, 2023 Newest Stop Dog Barking Deterrent with Adjustable Ultrasonic Level Rechargeable Waterproof Outdoor Sonic Bark Stopper for Small Large Dogs

  • Adjustable Sensitivity & Frequency - The anti barking device has 4 levels of sensitivity and 4 levels of frequency (15KHZ-30KHZ) adjustable. Different dogs may be sensitive to ultrasound in different frequency bands. Please turn the knob to test different frequency bands for best results. The dog device is suitable for dogs between 6 months and 8 years of age, except for dogs with hearing impairments or under 6 months and special large dogs..
  • USB Charging and Waterproof - Bark controller has IP4 level waterproof, the case is UV resistant and not easy to fade. It can be easily hung on a tree, indoor, outdoor wall or fence to stop any dog barking. And it uses USB charging, it can last at least a week on a single charge, no need to buy batteries frequently, saving you money..
  • Safe for Dogs and People - The Bark Control uses ultrasonic technology to allow humans to hear slight sounds but not affected by the sound, but dogs will be sensitive to these ultrasonic waves and other family members or neighbors will not worry about being affected. Ultrasounds do not inflict substantial penalties on dogs. Different dogs may be sensitive to ultrasound in different frequency bands. Please turn the knob to test different frequency bands for best results..
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Ultrasonic Anti-Bark Dog Training Equipment and Barking Control Device, Electronic Clicker Trainer for Walking, Jogging, and Aggressive Behavior, Handheld and Portable, Black

  • ...viors other than barking, jumping on people or damaging your belongings by just pressing the buttons. Please note: the ultrasound can not go through the wall..
  • 3 Ultrasonic Settings to Reduce Immunity - MODUS dog barking deterrent device is designed with three ultrasonic adjustable modes, including 120db 25KHZ fixed frequency, 124db 25KHZ fixed frequency and 128db irregular frequency sound waves. With the gears up, the ultrasonic output power becomes stronger to avoid the incompatibility of dogs of different breeds and sizes. The irregular frequency prevent dog from being adapted to a single frequency..
  • LCD Screen Display and USB Rechargeable - HD LCD display makes it easy to see the current ultrasonic mode, functions, and remaining power clearly. Equipped with a large capacity of 750mAh rechargeable battery, this anti barking device can be charged via USB cable(included), and support a long daily-use time up to 30 days, saving you endless hassle and invest in batteries..
  • LED Light for Night Use - Equipped with a light for night lighting, it is suitable to use while walking your dog outdoors even at night. Please do not shoot light directly into the eyes of people or animals. And we recommend using the item for dogs, which age is from 6 months to 8 year....
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Ahwhg Anti Barking Device, Dog Barking Control Devices,Rechargeable Ultrasonic Dog Bark Deterrent up to 16.4 Ft Effective Control Range Safe for Human & Dogs Portable Indoor & Outdoor(Blue)

  • ...ce for Dog Training and Dog Bark Control. The ultrasonic emitted by the Ahwhg bark control device can attract the attention of dogs and help prevent dogs from barking, digging, scratching, biting, climbing on furniture and other unwelcome behaviors..
  • Two Safe and Effective Frequency: This bark control device can emit 25KHZ fixed frequency and 30KHZ variable frequency, which humans won't receive but it works for dogs. The dog whistle to stop barking has no shock, no vibration, no noise,no touching the dog's skin, nor will it affect the dog's hearing,so harmless to dogs. Suitable for small medium large dogs..
  • Powerful and Easy To Use: Ahwhg dog barking control devices not only trains your dog, it also stops other dogs from approaching you while walking, jogging or biking. Just press the button and point the device at the dog while the dog is barking or approaching you, and the dog will stop their bad behavior. Quadruple tap to switch between the two frequency modes..
  • Longer Control Distance & Portable Size : The control range of bark deterrent is 16.4ft. The small dog barking deterrent along with a wrist st....
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FILTRETE1000 20x25X4 2PK by FILTRETE MfrPartNo ADP03-2PK-2

  • The filter has the characteristics of low insertion loss, high resistance band rejection and high image attenuation, high power tolerance, low cost and miniaturization..
  • Convenient debugging, good selectivity and stability.
  • A band-pass filter is a device that allows a particular frequency band to block other frequencies simultaneously..
  • With high reliability, stable and reliable working performance.
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Zigzagmars Anti Bark Control Device, 2023 Newest Stop Dog Barking Deterrent with Adjustable Ultrasonic Level Rechargeable Waterproof Outdoor Sonic Bark Stopper for Small Large Dogs, Up to 50 Ft Range

  • Adjustable Sensitivity & Frequency - The anti barking device has 4 levels of sensitivity and 4 levels of frequency (15KHZ-30KHZ) adjustable. Different dogs may be sensitive to ultrasound in different frequency bands. Please turn the knob to test different frequency bands for best results. The dog device is suitable for dogs between 6 months and 8 years of age, except for dogs with hearing impairments or under 6 months and special large dogs..
  • Safe for Dogs and People - The Bark Control uses ultrasonic technology to allow humans to hear slight sounds but not affected by the sound, but dogs will be sensitive to these ultrasonic waves and other family members or neighbors will not worry about being affected. Ultrasounds do not inflict substantial penalties on dogs. Different dogs may be sensitive to ultrasound in different frequency bands. Please turn the knob to test different frequency bands for best results..
  • Easy to Use - The bark control device use the latest ultrasonic technology, suitable for all breeds and sizes of dogs. The device has a built-in pickup that can detect the dog's barking within 50 feet and automatically emits ultrasonic that the dog can hear. Once the dog stops barking, the device automatically stops. Effectively training your dog ....
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Kaiertcat Anti Barking Device, Bark Control Device, Dog Barking Deterrent with Adjustable Level Sonic Bark Up Dog Training Tools to 50 Ft Range Safe for Dogs, black 2

  • ...light mode, NZONPET can effectively train your dogs to stop unwanted behaviors like barking, digging, clawing, scratching or biting while also preventing them from climbing into high places such as chairs or couches which could lead to injury. A free gift dog clicker is inside the package..
  • Equipped with 3 Different Frequency Sound Waves: NZONPET ultrasonic dog bark deterrent can emit ultrasonic sounds with three different frequency sound waves.
  • stable frequency, undulating frequency, and irregular frequency sound waves to ensure dogs do not get used to a certain frequency. Grab your dog's attention by simple point and click. There is also a big button for easy clicking and a loud sound when using the clicker..
  • Ultra Battery Life and Rechargeable: NZONPET offers you an alternative to the standard bark collar. The rechargeable bark stop is a 300mah battery full charge in 1 to 2 hours that has been designed for short-distance travel and outdoor activities - meaning bringing it with you on your next hike or camping trip will be no problem at all. It can last up to 12 days without charging, and standby time is up to 15 days. Leaving home never meant being left behind in terms of keeping pets quiet!.
  • User’s Guidance: The ultrasonic training clicker doesn't....
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Vangoa Portable Piano Keyboard, with Touch Sensitive Keys and Coolmusic Electric Drum Amplifier 100w

  • ✔️[Excellent Sound Performance] 100 watt drum amp enables you to get the greatest sound performance with its excellent responsiveness and clean amplification on various occasions. 10-inch woofer adds depth to different sounds with low frequencies, perfect for giving your e drums a significant sound boost, and 1-inch tweeter makes high-frequency sounds cracking richer and more realistic regardless of volume or frequency.
  • ✔️[Enhanced Connectivity] 2 inputs along with stable Bluetooth and practical USB connection, you could have 3 signals going through the drum monitor at once: drum set, backing track, and bass guitar or keyboard, you can play any songs from your device without worrying about incompatibility issues. 3-band EQ lets you control low, mid, and high frequencies with the turn of a knob to shape the sound with precision.
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