Your Cart

K-PASS-OTG – Premium PCM Audio Recorder – 1040 Hours Storage with Password Protection.

MAP-PRICE: $159.00

K-PASS-OTG– Investigators choice, versatile, secure audio recorder for everyday use.

OTG Optimized – – Review Audio through any Computer, Tablet or Phone

Add to Quote


Trusted by Hundreds of clients domestically and internationally.


What you need when you need it.


Support hours:

Monday to Friday


Orders received by 1PM MST go out the same day for all US clients.

All Orders ship from our Head Office location in Draper, Utah


PBN-TEC adopt a strict MAP pricing policy

  • 1,040 Hours of Audio Storage
  • Passcode Protection
  • 4 Recording Modes
  • Record continuously for up to 15 hours
  • Standby Battery – 31 Days
  • Multiple Pro Accessories
  • MAC/Windows + OTG iPhone & Android
  • Time and Date Stamp
  • Manual & Sound Activation (VOX)
  • 1.5 hours to full charge – Fast Charge

The K-PASS is a professional audio recorder designed for use by professionals who need an advanced audio recorder with multiple recording quality modes and advanced security features like passcode protection.

K-Pass has all the features you expect from a professional audio recorder and much more, as well as advanced onboard functions like Passcode protection, Time & Date Stamping and multiple recording modes, K-PASS is also supplied with a range of accessories which can be used with the device.

Accessories such as a landline telephone Adapter kit is included. Plug this adapter into a landline telephone socket and connect your K-PASS using the 3.5m to 3.5m jack and you can record telephone conversations directly to the K-Pass.

Other useful accessories a Lapel microphone.

The complete list of accessories includes all of the following:

K-Pass Accessories:

  • USB Charging Cable
  • Telephone Adapter kit
  • Lapel Microphone
  • Earphones
  • 3.5mm to 3.5mm Aux Cable
  • OTG Adapter for playback through any Phone, tablet, or Computer

Advanced Feature list

  • Set a passcode to protect your recorded files
  • Clear voice recording with the built-in embedded amplified mic
  • Easily switch between voice-activation or continuous record mode
  • Recorded files can be date and time stamped for evidence gathering purposes
  • Multiple recording quality options to choose from PCM, HQ, SP, or LP
  • Record continuously for 15 hours off a full charge or up to 31-days whilst in standby voice-activation mode
  • Audio pick up range of 40 feet in optimal conditions with sensitivity settings adjustment interface.
  • Download recordings easily to a Windows or Mac computer or play files directly off the device with the built-in speaker or use included earphones or connect to any phone, tablet or computer with the included OTG adapter.

Specifications – K-PASS-OTG

Built-in memory 8 GB
Recording time (8 GB)
  • PCM: 48 hours
  • HQ: 130 hours
  • SP: 260 hours
  • SHQ: 1040 hours
Sound recording activation Yes
Telephone call recording Yes –  Using included landline phone adapter Kit
Built-in microphone
  • Stereo
  • Range – up to 40 FT
Recording format MP3, WAV
Power supply Lithium-polymer rechargeable battery
Operation time Up to 15 h
Player function
  • WMA format
  • MP3 format
Interface Mini USB 2.0
Supported systems Windows 2000, XP, Vista, 7, 8, 10,11, Mac OS, Linux – OTG Compatbility iPhone/iPad and Android devices including smartphones & tablets
Dimensions 32.5 × 92.5 × 15.5 mm
Weight 1 oz

User Groups & Pro-Tips

This is a Professional Investigators tool. All the accessories & onboard functionalities were designed for use by Investigators conducting interviews.

Suitable for other types of professionals such as Journalist, Researchers, and other professionals who need a password protected premium Dictaphone with advanced functionalities.

Nothing Found!!

Requirements & FAQ


  • System Compatibility: Windows Vista, Windows 7, Windows 8, or Windows 10 & 11 & Mac
  • Media player app on phone or computer to play *.MP3 files