OKAYO ELECTRONICS CO., LTD., a Taiwan-based manufacturer, was established in 1996 by a group of engineers who possessed extreme passion for wireless communication. We attempt to build reliable, durable and affordable products that help people live in a comfortable way based on different wireless technologies and solutions – Infrared, VHF, UHF, 2.4 GHz, Digital UHF and more. We also recognize that people around the world won’t have the same tastes so we work closely with global customers to build localized products that are dedicated for, of the country. With continuous efforts on marketing exploration, technology research, and quality improvement, Okayo makes itself a leading provider for Wireless Tour Guide Systems, Audio Guide Systems, Wireless Portable Sound System and Wireless Microphone Systems.

Audio Guide System, Audio Guide, Museum Audio Guide

OKAYO ELECTRONICS CO., LTD. has a wide variety of Simple Guide for many different applications. With many years of experience, we have the core technical knowledge for Simple Guide to satisfy our customers' demands. Our Simple Guide is known for their long work life, easy handling, and low maintenance. This has been possible with the use of the best raw materials that go into the manufacturing of our expansive product line. Thank you for visiting our website and we hope you enjoy our products as much as we do.
AT-100 Simple Audio Guide


Simple Guide

Simple guide AT-100 is OKAYO’s first model for self-guided tour market. Apart from participating in a group tour, visitors can enjoy themselves by carrying an AT-100. Clear keypad and dual-jack design are highly suitable for families. If you are an exhibitor, we also enclose a software pack for commentary uploading. All information is easy to access. Incorporated with 8GB SD card, more than 30,000 soundtracks are available. Compatible with various chargers, including 10-slot and 50 slot version.
Features :

  • Features
  • Specifications
  • Uploaders / Chargers
  • Sofware
  • Accessories
  • Download
  • Ergonomic design for comfortable use
  • Robust ABS housing
  • Easy-to-read keypad
  • Integrated speaker with high audio quality
  • Max. 32 languages, each with 950 tracks
  • Powered with two(2) AA batteries
  • User-friendly software for audio management
Audio Parameters
Audio Format
High quality audio compression
50 Hz ~ 18 kHz
Dynamic range
95 dB
< 0.1%
Built-in 0.2 W @ 8 Ω
Earphone output
3.5 mm Jack x 2 (stereo)
General Parameters
Number of language
Max. 32
Number of message
Max. 950 x 32
Memory capacity
8 GB, support up to 16 GB
Operating temperature
-10℃ ~ 50℃
Rechargeable battery
2 x AA 1.2V, 1,600 mAh Ni-MH
Charging time
5 ~ 6 hours
Dimensions (D x W x H)
28 x 59 x 235 mm
180 g (with batteries)
Uploading Specifications
OKAYO Audio Master 3
OS Support
Windows 7/10
Upload interface
USB 1.1 / 2.0
Upload speed
2.5 Mbytes / sec @ATC-110U Uploader

Audio Master 3
Proprietary Software for Audio Compilement

Single-Sided Earphone

Single-Sided Earphone



Single-Sided Earphone


90cm Induction loop

1600mA Ni-MH Rechargeable

2900mAh Alkaline Battery

Ear Cushion for EM-205

Disposable Ear Cover for
EM-201 and EM-205

Replaceable rubber earbud
for EM-100

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OKAYO ELECTRONICS CO., LTD. has been the world leader in manufacturing Simple Guide, to achieve the customer's needs, we had to obtain a maximum level of performance, business, and manufacturing excellence. Renowned for their higher efficiency, accuracy and durability, our Simple Guide is setting standards of performance and high quality in the entire market. OKAYO ELECTRONICS CO., LTD. is committed to developing Simple Guide that ultimately create innovative products that exceed customer expectations. Thank you for your time and business, if you have any questions or needs, please do not hesitate to contact us.