10 Best
Ultrasound Recording Devices
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Product Highlights- Anti-recording feature: this voice recording blocker incorporates anti-recording functionality that jams any nearby recording devices. it ensures private conversations remain confidential, safeguarding sensitive information.
- User-friendly remote control: manage the voice recording blocker effortlessly with the remote control feature. from starting the anti-recording feature to powering on the device, everything can be controlled remotely for maximum convenience.
- Protective ultrasound technology: the blocker uses advanced ultrasound technology to prevent unauthorized voice recordings. it generates an inaudible sound wave that interferes with mechanical microphones and effectively impedes anyone from recording conversations.
- Versatile mobile power supply: not just a jammer, this innovative device also acts as a mobile power supply. it charges your electronic devices on the go, adding an extra layer of convenience to your daily life.
- Ideal for various environments: whether it's for a confidential conference room meeting or a private phone call, the device ensures a secure and private space. it maintains the integrity of your conversations, making it an invaluable tool for privacy protection.
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Product Highlights
- Versatile functionality: serving as both an anti recording device and a portable power bank, our voice recording blocker effectively prevents recording on smartphones, voice recorders, and surveillance devices.
- Remote control capability: equipped with a wireless remote control, our voice recording blocker enables remote device switching and operation within a range of 1 to 50 meters, providing convenient control at your fingertips.
- Unique ultrasound interference: this voice recording blocker utilizes groundbreaking ultrasound interference technology to disrupt and mix high and low frequency sources, making voice information from any recording device effectively unrecoverable.
- Easy operation: with simple one button operation, the voice recording blocker can be uses. it offers three output directions, two adjustable modes, and a wide shielding angle of 300 degrees for comprehensive coverage.
- Wide range of applications: the voice recording blocker is suitable for various scenarios, including business interviews and confidential conversations, ensuring the protection of sensitive information.
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Product Highlights
- Professional: recording blocker uses silent ultrasound, which is harmless to human body, and interferes with digital snapping and recording equipment through inaudible sound to the human ear.
- Stable performance: voice recording jammer has aluminum alloy appearance and strong texture. multi operation mode, stable work.
- Long battery life: digital voice recording blocker built in 6000mah high capacity battery, ultra long standby. easy to operate, portable, compact and convenient.
- Secure information: digital voice recording blocker can effectively prevent post professional equipment to restore. maximum protection of user's information security.
- Wide range of control: voice recording jammer can double remote control, as you wish; remote control range 1‑50m/3.3‑164.0ft.
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Product Highlights
- Multiple control modes: recording blocker adopts 433 remote control, which can be controlled as you like; remote control range 1‑20m/3.3‑65.6ft.
- Simple operation: recording jammer is simple to operate, turn on and use, three output directions, two gears, shielding angle of 300 degrees.
- Ultrasonic interference: recording jammer using silent ultrasound, harmless to the human body, through the human ear inaudible sound on the digital peek or recording equipment to interfere with the destruction of the recording sound source, and irreversible.
- Lightweight and beautiful: digital voice recording blocker is portable, compact and convenient. aluminum alloy appearance, strong texture.
- Long battey life: recording blocker built in 4000mah high capacity battery, ultra long standby, can work charging both.
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Product Highlights
- ➋【1536kbps hd stereo & dsp intelligent noise reduction】:our digital voice recorder supports up to 1536kbps pcm recorder for clear recording, plus the dsp powerful noise reduction technology,dynamic noise cancellation microphone, sonic cancellation and filtering for different environments, you will get ultra-clear recording.
- ➍【3.5mm microphone interface】our latest version of the voice recorder with microphone jack, which can help you record clearer sound in meetings, courses, and lectures. it is very suitable for teachers, speakers, interviewers, conference hosts and more. (note: the package does not include a microphone)
- ➏【multi-function & excellent value for money & portable】:pocket voice recorder works with all the functions you want,★ a-b repeat /cyclic playback ★standard 3.5mm headphone plug ★as mp3 player ★built-in speaker ★support 28 languages ★timing recording ★mp 3 / wma/plac/ape formats ★variable speed playback ★avr mode ★monitor mode ★password protection ★timing auto recording...
- ➑ : regarding the start recording delay: the first time the machine is turned on is delayed by about 6 -7 seconds (all recorders are like this), but it only takes 2-3 seconds from the second time.
- ➊【136gb large capacity in memory】: the voice recorder built-in 8gb memory and included 128gb card (inserted in recorder card slot) to expand the memory, 136gb audio recorder can store 9724hours recording capacity(32kbps), 178hours recording capacity ( 1536kbps) .
- ➌【32h battery time & voice activated recorder】:digital voice recorder with playback built-in 500ma rechargeable battery, support up to 32 hours continuous recording.this digital voice activated recorder can set voice decibels at 4 different levels, easy to figure out and save the recordings safely. a helpful recording device for lectures, meetings, interviews, speeches,...
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Product Highlights
- Long-lasting battery capacity: the recording blocker boasts a built-in 6000mah high capacity battery, which provides an ultra long standby time. this makes it easy to operate and convenient for users to take it with them wherever they go.
- Stylish and durable design: the voice recording jammer has an aluminum alloy appearance, which gives it a strong texture. it also has a multi-operation mode, ensuring stable work. it has a stylish and durable design, which makes it ideal for long-term use.
- Harmless ultrasound technology: the recording blocker adopts silent ultrasound technology, which is completely harmless to the human body. this means that it can be safely used in any environment without affecting people's health.
- Effective protection for privacy: the recording blocker provides maximum protection for user's information security by interfering with digital snapping and recording equipment through inaudible sound, thus preventing post professional equipment from restoring any audio.
- Double remote control: the voice recording jammer comes with a double remote control feature, which allows it to be used at a remote control range of 1‑50m/3.3‑164.0ft. this feature gives users the freedom to use the device from a distance that is convenient for them.
SHOWview product -
Product Highlights
- Versatile functionality: serving as both an anti recording device and a portable power bank, our voice recording blocker effectively prevents recording on smartphones, voice recorders, and surveillance devices.
- Remote control capability: equipped with a wireless remote control, our voice recording blocker enables remote device switching and operation within a range of 1 to 50 meters, providing convenient control at your fingertips.
- Unique ultrasound interference: this voice recording blocker utilizes groundbreaking ultrasound interference technology to disrupt and mix high and low frequency sources, making voice information from any recording device effectively unrecoverable.
- Easy operation: with simple one button operation, the voice recording blocker can be uses. it offers three output directions, two adjustable modes, and a wide shielding angle of 300 degrees for comprehensive coverage.
- Wide range of applications: the voice recording blocker is suitable for various scenarios, including business interviews and confidential conversations, ensuring the protection of sensitive information.
SHOWview product -
Product Highlights
- 【wireless control】the prevent recording jammer has aluminum alloy appearance and strong texture. the interceptor has a double switch and comes with a wireless sensor remote controller, which can realize remote control of the device, as you wish; remote control range 1‑20m/3.3‑65.6ft.
- 【applicable scenes】our anti recording device can not only prevent recording, but also can be used as a portable power bank, one machine for two purposes, very practical and advanced. and the recording interceptor is suitable for use in multiple scenarios such as business interviews, confidential conversations and important lectures.
- 【ultrasonic interference】the audio recording blocker uses silent ultrasound, which is harmless to human body, and interferes with digital snapping and recording equipment through inaudible sound to the human ear. the digital voice recording blocker built in 6000mah high capacity battery, ultra long standby.
- 【easy to operate】the prevent recording interceptor has multi operation mode, stable work. easy to operate, portable, compact and convenient. and digital anti spy detector can effectively prevent post professional equipment to restore. maximum protection of user's information security.
- 【100% satisfaction guarantee】a year warranty, free return and exchange! we promises every customer a 100% shopping satisfaction. we will give you a professional and detailed reply within 24 hours. click to buy now!
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Product Highlights
- [ultra sound wave silent interference] - interferes with voice information from any device through high and low frequency sound source mixing, making the interfered voice information unrecoverable.
- [wide application] - suitable for a variety of scenarios, such as conference discussions, business interviews, and confidential conversations.
- [anti recording mobile device] - serves as an anti-recording device and portable power bank. ready to use upon power on, with 3 output directions, 2 modes, and a 300-degree shielding angle.
- [anti eavesdropping and anti recording] - prevents phone recording, voice recorder recording, surveillance recording, and protects your privacy during conversations.
- [remote control] - includes a wireless remote control for remote operation and device on/off switching, with a control range of 1-20 meters.
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