Selcom Security would like to present and offer devices for information protection: SEL SUMMIT - Ultrasonic Phone Box
Features:
• Blocks the microphone using ultrasonic interference
• Suppresses both the bottom and upper microphones of the phone
• Up to 4 phones can fit inside
• Inaudible frequency of interference.
• No radio jamming
• Powered by external USB, or built-in 6800 mAh rechargeable battery
• Compatible with all types of phones (max. height 180 mm)
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SEL PHONE SAFE - Ultrasonic Phone Box
Features:• Blocks the microphone using ultrasonic interference
• Inaudible frequency of interference
• Acoustically isolated phone can be easily observed
• No radio jamming
• Powered by external USB, or built-in 3200 mAh rechargeable battery
• Compatible with all types of phones (max. width 88 mm)
Datasheet
here____________________________________________________________________
PROSAFE STANDARD - Acoustic Safe

Features:
• Blocks the microphone using acoustic jamming noise >=50 dB (inside the box)
• Good sound isolation
• EM Shielded (optional)
• No radio jamming
• Powered by rechargeable battery or power adapter.
• Compatible with all types of phones
Datasheet
here _____________________________________________________________
PROSAFE PORTABLE - Acoustic Safe
Features:• Blocks the microphone using acoustic jamming noise >=50 dB (inside the box)
• EM Shielded (optional)
• No radio jamming
• Powered by rechargeable battery or power adapter.
• Compatible with all types of phones
Datasheet
here