The Group Tour System

Say goodbye to crowd and background noise

The Antenna Group Tour System helps you to:

  • make group tours feel as intimate as a personal tour
  • eliminate the need to shout to be heard
  • manage your visitor flow more efficiently
  • reduce crowd and background noise
  • prevent groups from disturbing their surroundings
Talk to us about group tours

Our Clients

GROUP TOUR SYSTEMS across industries

Museums & Cultural Attractions
Your story, your way

Lead live and lively tours, engaging your visitors in your story through market-leading audio technology.

Read More about

Sacred & Solemn Sites
Respectful to your site

Our audio equipment enables you to create discreet tours around your site—preserving the solemnity of the experience for all your visitors.

Read More about

Travel Agents & Tour Operators
Make every second count

We help you keep a large group on track with equipment available right when you dock, so you’re ready to start exploring.

Read More about

Cruise Ships
Lead and enthrall

Your ship is unique—share its captivating stories clearly and impressively with the latest audio technology.

Read More about

Safe and invested

When you need to keep a large, diverse group together and create a shared experience, the right technology is key. Our audio equipment helps you guide your group easily and effectively.

Read More about

Educational Organizations
Guide your group

No matter how noisy the backdrop, our audio equipment gives you the power to communicate clearly and effectively with your group.

Read More about



Full-spectrum 505–937 MHz available for various countries
17–60 channels (depending on frequency band)
LCD display for battery and channel numbers
Channel lock and power-saving functions
Powered by one AA battery
15-hour battery runtime
Rechargeable design
Clear and noise-free sound to optimize visitors’ touring experience
Channel synchronization function

Download our full brochure HERE


Single-Sided Earphones
Over-the-Head Headphones
Behind-the-Head Microphone
90cm Induction Loop
42-Unit Travel Bag
32-Unit Carry Case



Overall System
  • Carrier frequency range
  • 505 MHz–937 MHz (region dependent)
  • Operating temperature
  • -10℃–60℃
  • Power requirements
  • 1x AA (1.2V/2500 mAh, Ni-MH) or 1x AA (1.5V Alkaline)
  • Channels
  • 17 to 60 (region dependent)
  • Modulation
  • GFSK
  • Dynamic range
  • 70 dB
  • T.H.D.
  • 3%
  • SNR
  • 65 dB
  • Charging time
  • 8 hours
  • Operating range
  • >50 M (line of sight)
  • RF output power
  • 10 mW, subject to local rules
  • Mic./Aux input
  • 3.5 mm
  • Battery runtime (Ni-MH/Alkaline)
  • 12 hours typical
  • Dimensions (D x W x H)
  • 24 x 40 x 87 mm
  • Weight (with battery)
  • 70 g
  • Earphone connector
  • 3.5 mm
  • Battery runtime (Ni-MH/Alkaline)
  • 15 hours typical
  • Dimensions (D x W x H)
  • 24 x 40 x 100 mm (antenna included)
  • Weight
  • 70 g (with battery)
Download our full brochure HERE

Parts List:

1. Power/Signal Indicator
2. External Antenna
3. LCD Battery Status
4. LCD Channel Lock
5. LCD Selected Channel
6. Aux-In Socket
7. Up/Down button
8. Power Button
9. Microphone
10. Mic-In Socket
11. Mute/Sync Button
12. Lanyard Tie Loop

About Us

We are innovative storymakers and creative technologists devoted to visitor-first experiences.

We make audio tours, mobile apps, multimedia guides, podcasts, interactives, and superior story-driven content for the museum and cultural sector.

UK Office

The Office Group
20 Eastbourne Terrace
London W2 6LG
United Kingdom
+44 (0)20 3365 8600

US Office

15 River Road, Suite 15B
Wilton, CT 06897
Tel: (203) 523-0320
Fax: (203) 354 5519
© 2018 Antenna International All rights reserved. Website created by CAL Agency