All Products
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Lance-Canadafast shipping and no problems -
Lucila-BrazilEquipment of good quality, very responsible seller and fast delivery. I recommend to all Alibaba community / AliExpress. I will definitely buy more units.
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Hamadivo-FranceBest seller,good transaction and fast delivery time
Hidden Ultrasonic 1-2m Audio / Voice Recording Jammer for Secret Meeting
| Shielding Type: | Mobile Phones, Recording Pens And Other Sound Acquisition Devices |
|---|---|
| Shielding Distance Of Single Host In The System: | 1-2 M (shielding Distance Of Different Recording Equipment Is Different) |
| The Function Angle Of System Single Host: | 90-120 Degrees |
360 Degree Ceiling Mounted Hidden Recording Jammer for Meeting use
| Function Angle: | 90-120 Degrees |
|---|---|
| Shielding Distance: | 2-5 Meters |
| Switch Mode: | Remote Control |
iPhone Android Harmony Series Audio Recording Jammer 360 Degree Desktop 2-5 Meters
| Shielding Objects: | Recording Pen, Mobile Phone (including Most Update IPhone), And Other Recording Devices |
|---|---|
| Blocking Radius: | 1-5 Meters (depends On The Actual Using Environment) |
| Jamming Angle: | 360 Degree, Full Coverage To Protect Privacy Well |
Knob Adjustment 2-4m Ultrasonic Audio Voice Recording Jammer
| Shielding Type: | Mobile Phones, Recording Pens And Other Sound Acquisition Devices |
|---|---|
| Shielding Distance Of Single Host In The System: | 2-4 M (shielding Distance Of Different Recording Equipment Is Different) |
| The Function Angle Of System Single Host: | Horizontal 180°/ Vertical 90° |
360 Degree Ultrasonic Audio Recorder Jammer 2-8m Remote Control
| Shielding Type: | Mobile Phones, Recording Pens And Other Sound Acquisition Devices |
|---|---|
| Shielding Distance Of Single Host In The System: | 2-8 M (shielding Distance Of Different Recording Equipment Is Different) |
| The Function Angle Of System Single Host: | Full Angle 360 Degree Blocking While Horizontal 150°/ Vertical 150° |
5m Ultrasonic Audio Voice Recording Jammer 360 Degree Knob Adjustment
| Shielding Type: | Mobile Phones, Recording Pens And Other Sound Acquisition Devices |
|---|---|
| Shielding Distance Of Single Host In The System: | 2-5 M (shielding Distance Of Different Recording Equipment Is Different) |
| The Function Angle Of System Single Host: | Full Angle 360 Degree Blocking While Horizontal 180°/ Vertical 90° |
Ultrasonic 360 Degree Noiseless Audio Recording Jammer
| Shielding Type: | Mobile Phones, Recording Pens And Other Sound Acquisition Devices |
|---|---|
| Shielding Distance Of Single Host In The System: | 2.5-5 M (shielding Distance Of Different Recording Equipment Is Different) |
| The Function Angle Of System Single Host: | 360 Degrees |
Stationary Use Anti Spy Ultrasound Recording Blocker for Military Secret Keeping
| Material: | Metal |
|---|---|
| Color: | Black |
| Function: | Voice Recording Device As Cell Phone, Recording Pen, Audio, Hidden Microphone And Etc. |