Chosen by over 150 companies worldwide
DRR-210
DRR-210L
Automatic channel management with AI
150 hours of battery life and fast charging (1–3 hours)
QAM with noise reduction technology and digital audio processing
CS. Tap&Connect: quick and easy pairing with a single button
Unique CS.Counter mobile app for immediate device counting
Radioguide means
vivid excursions, high-quality education, efficient business and the desired result
Chosen by over 150 companies worldwide
DRR-210
DRR-210L
Automatic channel management with AI
150 hours of battery life and fast charging (1–3 hours)
QAM with noise reduction technology and digital audio processing
CS. Tap&Connect: quick and easy pairing with a single button
Unique CS.Counter mobile app for immediate device counting
Radioguide means
vivid excursions, high-quality education, efficient business and the desired result
LET US CALCULATE YOUR EQUIPMENT SET
Leave your contact details and the manager will call you back to discuss the equipment in detail.
WE CALCULATE THE RENTAL COST
Write your city and order quantity
Function
DRR-210L
DRR-210
Battery life
150 h
100 h
Charging time
3 h
3 h
Battery
1100 mAh
920 mAh
Flow rate
150 m
100 m
Multispeaker mode (4 guides)
Channels
5115
755
AI-powered automatic channel selection
Frequency
2.4 - 2.483 GHz
2.4 - 2.483 GHz
Globally authorized frequency
Noise reduction technology
QAM with digital audio processing
QAM with digital audio processing
Weight
43 gr
43 gr
CS. Tap&Connect (Smart connection to the transmitter)
CS. LeaderControl (Automatic shutdown of receivers after loss of signal from transmitter)
CS. Counter (Mobile app for device counting)
Recommended uses
Long tours and dynamic circuits lasting up to 21 days
Daily tours and tours lasting up to one week
Components
Just 2 seconds to synchronize with all receivers. Transmits speech to any number of listeners within up to 150 meters
Guide’s transmitter with microphone
Allows you to simultaneously charge up to 36 devices in parallel. Weighs as low as 4.8 kg when fully loaded
Does not require additional setup; intuitively controlled. Works up to 100 hours before recharge
Portable charging case
Listener’s receiver with earphone
Package offers
Leave your contact details
the manager will call you back and talk to you in detail about the equipment.
All the advantages and convenience of the system in one video
There is no need to waste time with counting devices. The app on your phone will do this almost instantly
Just connect the microphone to the transmitter. Now your listeners can hear you in their headphones. To turn off the microphone, simply disconnect it from the connector or turn it off with the button
Just plug the earphones into the jack. If necessary, adjust the volume with the buttons + and -. No other settings are needed
You only need to hold down the transmitter’s synchronization button and bring it to the receivers. The blue button on the receivers will notify you of successful connection using a light indicator. The channel will be selected automatically
We wish you a pleasant excursion
A few seconds to count
Turn on the speaker transmitter
Turn on the listener's receiver
Device setup takes only a couple of seconds
Just a few seconds, and the system is ready to use
Look how it all works
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04
03
02
01
Automatic selection of an unused channel ensures no interference even in the most crowded place
Works at ambient temperatures from -10°C to +50°C. Resistant to cold and heat
Standard connectors: Jack 3.5 mm for headphones, microUSB for charging
Simultaneous charging of 36 devices in parallel in a portable case. The case weighs as low as 4,8 kg when fully loaded
Worldwide ISM radio band
2.4-2.483 GHz
2.4-2.483 GHz
Reception range is up to 150 m in open area
The device weighs only 40 gr; it can be hung on a neck strap or put in the pocket
Unique energy saving algorithms allow it to work autonomously up to 100 hours before recharge
755 radio channels
Temperature range
Connector
Charging case
Frequency band
Range
Weight
Working time
Specifications
Customize devices for your needs. Choose the features you need for your tasks, and we will fulfill your requirements
Enables up to 4 speakers to speak simultaneously and, if necessary, the group to be split
The software developed by us will help to synchronize all devices and count them after the excursion in a matter of seconds
If you want to purchase equipment, our designers will make the devices in your corporate style with desired colors and your company’s logo
Group members can communicate with the speaker, ask a question or comment on what they hear
At the end of the speech, the speaker can start playback of prerecorded audio material on the receivers by disconnecting his/her mic from the transmitter
Customization
Multispeaker
Apps
Branding
Two-way communication
2 in 1 radio+audioguide
We will provide devices with the features you need for your tasks
Additionally
Reviews
Equipment reviews from a practicing guide and a CrystalSound expert
Help with communication
anywhere
anywhere
F.A.Q.
Yes, up to 4 speakers can be connected at the same time.
Yes, this will require the device itself and an interpreter.
There is a feedback function for this. If it is implemented, you need to hold down the "+" button on the receiver to ask your question. You will need headphones with a mic for that. When the feedback function is enabled, maximum 3 speakers can speak at the same time.
The number of listeners is not limited.
Yes, it’s completely safe.
The test kit includes 1 transmitter and 1 receiver.
We can ship devices to any location by post or a freight forwarding company.
Our contacts
Feel free to write to us and call us. We really enjoy communicating with our customers
Via Quinto Novio 39-41, 00175, Roma, Italy
12 - 6 p.m.