Ultra Tiny Wearable Audio Recorder with Voice Activation 8GB

Ultra Tiny Wearable Audio Recorder with Voice Activation 8GB
Zoom the image with the mouse
(No reviews yet) Write a Review
In Stock

Select Available Options:

Ultra Tiny Wearable Audio Recorder with Voice Activation 8GB

Ultra Tiny Wearable Audio Recorder with Voice Activation 8GB

  • Voice Activated Wearable Audio Recorder
  • Tiny Size just 2 Inches Long
  • 8GB Internal Memory
  • Onboard Playback
  • OTG Optimized
  • 18 Hours Continuous Recording

The K-Ultra-OTG Voice activated wearable audio recorder is ideal for users who need to record audio during close encounters.

The Tiny device can be placed inside a pocket or clipped to clothing using the metal clip supplied.

K-Ultra can also be used to record audio whilst placed in a location, the miniscule size of this device ensures it will be very difficult to notice.

Record crystal clear audio from upto 40 Feet away.

  • Voice Activated Clip On Recorder
  • Onboard Play Back
  • 288 Hours of Storage Capacity – 8GB
  • 40 Feet Mic Range
  • Time and Date Stamping
  • OTG Optimized – Playback on all major OS including iPhone & Android.
  • 18 Hour Battery – Recharge via USB Port or USB enabled electrical plug.
  • 2 hours to full charge
  • Ultra-Tiny size – Just 2 inches tall.


Professional Features and Multiple Playback Options


The K-Ultra OTG is packed with professional features and can record for upto 18 hours in a single charge.

This tiny device can store upto 288 hours of audio files and has 8GB of internal memory.

Users can listen to their audio files directly through the device using the supplied headphones.

Users also have the ability to directly connect to their iPhone or Android using the included OTG adapter.

Once connected to a phone using the OTG adapter, users can listen to their audio files through their phone and save. share the files using a variety of applications on their phones.

Users can also connect the device to a PC/MAC and listen to the audio files through a computer.


Built in Software for Mic Sensitivity Configuration


The K-ULTRA-OTG has a custom software built inside which provides users with the ability to configure settings on their device.

Users can adjust the Microphone sensitivity, configure time and date settings and select different audio recording formats through the software.


K-Ultra-OTG can be used for continuous recording or voice activated recording, easily switch between the two modes at the push of a button.

Record high quality audio for upto 18 hours on a single charge from upto 40 FT away.


Specifications – K-ULTRA-OTG

Built-in memory 8 GB
Replaceable memory No
Recording time Up to 18 h
Voice activation function Yes
Recording schedule Yes
  • Built-in
  • Mono
  • Range up to 40 FT
External microphone No
Sampling 22,05 kHz
A/C converter 16 bit
Bandwidth 30 Hz ~ 11 kHz
Flow capacity 64 kbit/s
Power supply of the voice activated dictaphone Built-in Li-Poly 120 mAh battery
Operation time (continuous operation mode)
  • Up to 15 h XHQ
  • Up to 18 h HQ
MP3 player function Yes
Headphones Included – Listen onboard
Interface USB High Speed
Supported systems Windows ME, 2000, XP, Vista, 7, 8, 10 (recordings listening) Windows ME, 2000, XP, Vista, 7, 8, 10, Mac OS X, Linux –  OTG Compatbility:  iPhone/iPad and Android devices including smartphones & tablets
Operation temperature range 0°C – 50°C
Dimensions 18,2 × 55,3 × 11,8 mm
Weight 0.35 oz

0 Reviews

This product hasn't received any reviews yet. Be the first to review this product!
Write a Review

Shipping & Returns

Audio devices may not be used to violate the privacy rights of others. In no way will Spy Associates or its subsidiaries or partners be held responsible for inappropriate use of these products.

FREE Ground Shipping On All Items Over $199

Receive free ground shipping on all items we carry. Depending on your location, carrier may vary depending on maximizing delivery speed to your location.

Same Day Shipping - Order By 2pm EST Monday - Friday

Your Order will be given to the shipping carrier the same day you place the order, not including national holidays & weekends. Shipping days do NOT include weekends UNLESS you order SATURDAY DELIVERY at checkout. Any order placed after 2pm weekdays or on Saturday / Sunday will be shipped out the next business day.

Some custom built products may require up to 48 hours, which includes custom audio add-ons that may require 72 hours. You will be notified of any delays as soon as possible.

International Shipping & Customs

YES! We ship worldwide. On International Orders, any CUSTOMS FEES are the responsibility of the purchaser NOT SpyAssociates. Every country's import rules are different, so it's impossible to guess how much, and if any fees may apply.

Return Policy

We test all of our products before shipping to ensure they are in working order.

Your Satisfaction Is Our Number One Concern


All products which are special ordered by the person ordering and are NOT subject to cancellations. Due to the nature of our product line, returns will only be accepted for products damaged upon shipment to the customer*. All returns must be authorized by before product(s) is returned. will replace, refund, or credit your account for returned product(s) at's discretion. We have been forced to implement this policy because of the attraction of our products to unscrupulous people who return products after they have profitably gained from the short-term use of the products.

*Special exceptions may be made on a case by case basis determined by In this event, returns are subject to deductions for shipping costs and a 25% restocking charge and must be returned within a ten (10) day period from date of receipt of product(s). NO refunds will be given for products returned without explicit permission from

You Are Guaranteed QUICK & ACCURATE Service

Any return must be authorized by a representative of and under no circumstances will returns be accepted otherwise. Authorization and shipping instructions must be obtained from No returns will be authorized after ten (10) business days of receipt of product(s) by the customer, unless found to be defective, in which case we will replace at no charge once returned with authorized RMA.

We at strive to offer our customers the best products at the best possible prices. Due to the nature of the products, returns will not be accepted unless the product is found to be defective or unless otherwise explicitly stated on the specific product page.

Shipping & Handling Charges Are Non-refundable.


Every product receives FREE LIFETIME SUPPORT. We guarantee all products to be free of defects in workmanship and material for 90 days (some manufacturer's warranty is one (1) year or lifetime - please see info on the page for specific product's details) after sale to the customer. We will replace or repair the product(s) at our option providing there is no evidence of customer misuse, or alteration.

This device will only connect to 2.4 GHz Wi-Fi Networks with passwords that do not contain special characters.

We are unable to guarantee Wi-Fi connection will work with all routers. Although most networks are compatible, certain routers enact stricter security measures that may block remote connections to the camera. Some examples likely to experience these issues are hotels/motels, corporate networks, 4g hotspots, open wifi networks like Starbucks, etc. Some WIFI units require the unit to be paired with a router if the end user is wanting to look at the livestream or receive motion alerts. Only compatible with Android 6 & up, iOS 8 & up. These items will need to format the MicroSD Card before use. This is done through the app.

Related Products