16GB - 3 in 1 SPY USB Digital Voice Recorder + Power Bank + Flash Drive 14-150 Days Battery Life Multi Mode (Up to 576 hrs recording time)(Strong casing)

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Advanced Digital Hidden Voice Recorder Product Information:

  • 16GB Memory Capacity 
  • High Quality Device
  • Better Price than competitor
  • 3 in 1 - Voice Recorder/Power Bank/Flash Drive
  • 3000mah Power Bank (Phone/Device Charger)
  • Powerful Magnetic (Attachable/Detachable) 
  • Holds up to 576 hours of recordings
  • 2 Recording Modes
  • Voice Activated Recording & Continuous Recording Modes
  • USB Flash Drive
  • File Storage Device
  • Long-time recording
  • Sensitivity adjustment
  • Two recording qualities: High Quality and Super High Quality
  • Date and Time stamp
  • Up to 14 Days Battery Life (Continuous Recording Mode)
  • Up to 150 Days Standby Time (Voice Activation Mode)
  • Automatic Level Control (ALC)
  • Recommended** And for More General Information Visit Our Voice Recorders Help Section

Our customers get a full demo of the products & tested at time of purchase for quality assurance.

The Worlds Most Powerful Flash Drive Voice Recorder + Power Bank Is Here!

Our best flash drive recorder just got better! The new 500 is an upgraded version of our popular 350 Voice Recorder. New features include the following: upgraded body style, double the memory, use it as a powerbank to charge your devices, 14 days continuous recording (vs 28 hours), and time/date stamp (Windows only). It is hands down the most powerful and feature packed flash drive voice recorder on the market. Please note: Always use a Safe high quality charger for charging such devices that have overcharge protection/Overheat protection and more.

The 500 has all the capabilities of most flash drive recording devices combined into one the best voice recorders on the market today. Easily switch between voice activation and continuous recording modes with a flip of a switch. In addition to the amazing 150 day standby battery life in voice activation mode, it can also record while plugged in for virtually unlimited battery life.

Covert voice recorder 500 disguised in a power bank

Covert voice recorder disguised in a sturdy power bank. Long operation time, simple operation and sensitive microphone are the features which combined together distinguish this power bank sound recorder.

An inconspicuous device that has two fold function. First, as the covert voice recorder is hidden in a power bank, it is used to charge a smartphone or other mobile devices, and secondly, it’s task is to record sound. Sturdy and modern design make this discreet sound recorder inconspicuous and out of any suspicions if you leave it e.g. on the desk in the office.

A magnet comes within the box to offer to the users a maximum of possibilities.

This magnet is not fixed to the recorder so you could choose to use it or not. Retrieving your proofs will be as easy as using a normal USB key; Simply connect the recorder, using its own USB cable, to your computer and it will be quickly recognized as a USB key.

Not only can it record audio, it also functions as an ordinary flash drive and can store other files/documents. When you are ready to listen to what you have recorded, simply plug it in to MAC or Windows computer to instantly view/listen to the files.

Main Features

The covert voice recorder in a power bank has a built-in 3000mAh rechargeable battery, in a sound recording continuous operation mode it provides power for about 14 days and in the sound activation mode - for about 150 days. Additionally, the device serves as a power bank and can charge a smartphone or another mobile device.

LED Battery Alarm
Lighting LED diodes, which are placed in the housing, will notify the operator about the battery level. Simply press the small button near the charging port. Once press you will see that each light that turns on the device represents 25% Battery Charge.

Voice Activation & Continuous Recording Modes
Set to record only when audio is detected; the battery will last up to 150 DAYS. In continuous recording mode your battery will last up to 14 DAYS.

Time/Date Stamp (windows only)
Comes with a software program to set time/date on your recordings so you know when each one took place.

HD Quality Audio
Files are recorded in MP3 format and can be played back in any audio program including iTunes or Windows Media Player.

New Sleek Design
Looks like an ordinary Power Bank with an upgraded appearance.

Records While Plugged In + 25 day Battery standby Time
Use the built-in battery as your power source or plug into any High Quality and Over Charge Protection capable USB power source or the optional USB charger for unlimited recording power. Takes only 2 hours to fully charge and you can also use a Power Bank to extend the Battery life of the device for even longer recordings. 

576 hours Audio Capacity
No need to worry about running out of space, this recorder can hold days of audio!

Upgraded 16GB Memory
With double the memory than the MQ-350, can hold 576 hours of audio files! This recorder can hold 24 days of audio!

MAC & Windows Compatible
Works on any MAC or Windows computer. Just plug it in and it functions as a USB storage device.


  • Memory Capacity: 16GB
  • Maximum Recording Capacity: 576 hours
  • Battery Life(continuous): 14 Days
  • Battery Life(voice activation): Up to 150 Days
  • Charging Time: 4-5 hours
  • Size: 93(W) X 27 (H) X 23(D) mm
  • Weight: 75g
  • Automatic Level Control (ALC)
  • Audio Format: MP3
  • Audio Quality: 64-128 Kbps
  • High Quality Mode: ~Recording Capacity-288 hours
  • Extra High Quality: ~Recording Capacity-144 hours
  • Storage: Internal 16GB
  • Powerful Magnetic (Attachable/Detachable) 
  • Battery Life: 
    • High Quality: 14 Days continuous recording
    • Super High Quality: 14 Days continuous recording
  • Battery Type: Lithium-Polymer
  • Battery Voltage: 3.7v
  • Battery Capacity: 3000 mAh
  • Battery Type: Rechargeable
  • Battery Location: Inside unit
  • Voice Detection level: 60 dB
  • Color: Grey

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