Features 1、Ultrasonic Interception of Sound Source: Anti recording interceptor 360° four sided interception, 12 transmitter head, can interfere with voice information and security encryption processing, so that the sound into the microphone before being intercepted, after the interception of voice information can not be restored. 2、Small Size Big Role: Anti recording interceptor portable design is easy to carry with built in battery, mobile office context of the illegal recording behavior of strict interference, anytime, anywhere to keep customer voice information security, the appearance of a more natural volume more compact. 3、Remote Control: Anti recording blocker with manual and remote dual switch at will, comes with a wireless sensor remote controller, can achieve long distance control equipment switch, remote control range of up to 50 meters. 4、Power Bank Function: Anti recording interceptor has 6000mah high capacity battery, can last for more than 4 hours, can be used as a power bank, suitable for business interviews, communication, confidential conversations and other multi scene use. 5、Scene Use: Anti recording guard can be placed on the desktop or under the table, the table together with the use of better results, available hand car anti recording, placed in the driver's seating or cigarette lighter position. Specification Item Type: Anti Phone Recording Interceptor Material: ABS Interception Effect: More Than 99% (Silent) Interception Distance: 2-3 Meters Interception Angle: 360 Degrees Distance Adjustment: Stepless adjustment Opening Mode: Manual, Remote Control Remote Control Battery: 27A 12V 18mAh Alkaline Battery x 1 (Shipped With Built In Battery) Interceptor Battery Capacity: 6000mAH 3.6V Lithium Sub Column 18505 x 1 (Shipped With Built In Battery) Battery Life: 3-4 Hours Interference With The Type Of Equipment: Cell Phones, Recording Devices, Video Recording And Other Sound Capturing Devices Size: Approx. 15.3 x 7 x 2cm / 6.0 x 2.8 x 0.8in(L x W x H) Charging Time: About 2 Hours Full Charging Voltage And Current: 5V 2A Ambient Temperature: -20 ℃ -45 ℃ Relative Humidity: 35-85% Package List 1 x Anti Recording Blocker 1 x USB Cable 1 x Remote Control 1 x Storage Box