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.
Hamadivo-FranceBest seller,good transaction and fast delivery time
Knob Adjustment 2-4m Ultrasonic Audio Voice Recording Jammer
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|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°||Opening Mode||Remote Control|
|Power Adjustment Mode||Knob Adjustment||Host Size||260*260*160 Mm|
|Host Weight||2kg||Power Supply||AC 100V～240V|
|Packing||Protective Box||Ambient Temperature||-40℃～55℃|
Remote Control Audio Jammer Device,
Air Purifier Silent Audio Jammer
|Shielding Type:||mobile phones, recording pens and other sound acquisition devices|
|Shielding Distance:||2-4m (shielding distance of different recording equipment is different)|
|Function Angle:||Horizontal 180°/ Vertical 90°|
|Opening Mode:||remote control|
|Power Adjustment Mode:||stepless adjustment of knob|
1. The jammer needs no special maintenance.
2. Do not use chemical solvents or prevent water from entering into the device when cleaning its surface.
3. When not use, the device must be placed in dry and ventilated places, to avoid its contact with salty mist and noxious gases.
4. The warranty period is one year. It is repaired free of charge for three years and maintained for life, only need buyer bear the shipping cost it has.
1.Meeting room, party and government organizations, enterprises and small medium and large conference rooms, concert halls, and etc.
2. At places where using recording device is prohibited such as government, military, finance, security, police and command center etc.
1 year from delivery date
1pcs Audio Recording Jammer Host
1pcs AC Adapter
1pcs Protective box
1pcs Remote Control