STronic URP225-135

STronic URP225-135

  • Very long voice activation period 225 days
  • HQ audio using Mp3 codec for perfect compression
  • Size: 97 x 80 x 3.5mm (very thin) 


STronic URP225-135

STronic URP225-135

  • Very long voice activation period 225 days
  • HQ audio using Mp3 codec for perfect compression
  • Size: 97 x 80 x 3.5mm (very thin) 



The STronic URP225-135 has incredible voice detection mode of 225 days. That is more than almost any other device available. It uses the same chipset as the STronic URP125-075 but comes in a completely different shape. It is extremely thin, only 3,5 mm yet it has a higher capacity. 

Another key feature of this device is the simple and easy to use design, it has one switch that you can put into two positions. The first is continuous recording and the second is voice activated recording. 

The recording time goes up to  an incredible 135 hours when you take the size of the device into consideration. The device comes equipped with great microphones, which give you the ability to listen to up to 10 meters away.


  • Control Simple control ( 3 positional systems, ON/OFF and Voice activation)
  • Microphones Very sensitive microphones, which are able to pick up voices or noises in a radius of up to 10 meters.
  • Size Miniature size 97 x 80 x 3.5mm makes this device ideal for pocket usage. It is easily operated with a tip of your finger. 
  • Battery life Incredible battery life; this spy recorder can go up to 225 days in voice detection and 135 hours of continous recording. These values can vary based on the battery type.
  STronic URP125-075 STronic URP225-135
Memory 4gb 4gb
Voice activation 125 days 225 days
Continuous recording 75 hours 135 hours
Shape rectangle (thicker) square (thin)
Dimensions 50 x 21 x 10mm 97 x 80 x 3.5mm

SPECIAL NOTE: Due to a demand for larger capacity, we are able to mount the module with different battery. Future development also promises extended microphones. Please ask your sales representative at for more information. 

Package content

  1. STronic URP225-135
  2. Charging cable
  3. Charger

Data sheet

Voice Type
Battery life standby
100 days
Battery life voice activation

Specific References

Parameters Description
Capacity 4GB
Number of hours of recording to fill the capacity 150 hours
Battery life in stand by 75 hours
Battery life in automatic activation mode 125 days
Max. distance from the microphone 10 m
Voice activation Yes
Dimensions 50 x 21 x 10mm

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