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Hear underwater.
Learn to swim faster.

Meet SONR - an innovative communication system.

Train all your team
without shouting
Your swimmer hears you underwater
Help your swimmers follow the right pace
You don’t break your voice
Correct your swimmer in real-time
You can talk right when you need it

Real-time swim coach headset

No need to shout anymore,
the swimmers hear you anyway
Now swimmers do not hear the coach because their ears are underwater.
Swimmers hear every coach's word with SONR.
Get your SONR Set sooner.
Pre-order now for an exclusive early bird price
$199
Basic set includes receiver and radio transmitter.
Shipping starts from 30th October, 2021
Hear underwater.

Bone conduction delivers clear sound directly to the inner ear.

You hear the same great sound no matter where Sonr is placed on the head.
Designed for swimmers
How to wear it?

Thanks to its sleek and lightweight design SONR does not provoke any discomfort.

After just a few minutes of wearing, swimmers forget about the receiver's presence and fully focus on the training, with the coach available to guide them.

SONR can be placed anywhere
on the swimmer's head
under the cap.
Don't like wearing a cap? SONR can be fixed on your goggles strap.
Real-time coaching

Bone conduction technology allows the swimmer to hear the coach's voice being underwater.


The coach can correct the swimmer's movements right when he needs.

Everything included
Full set.

SONR starter kit includes:

SONR Receiver
Radio Transmitter
Chargers
Goggle Clip
$199
Shipping starts from 30th October, 2021
Help all your swimmers
Rally your team

Connect to an unlimited number
of SONRs with a single radio.

Manage whole teams in real time, on 6 different channels. Switch channels on the radio, and talk to all swimmers at the same time, or specifically with one of them, or divide them into groups.

Up to 8 coaches can use SONR system simultaneosly at the same pool.

Tech Specs
SONR Receiver
  • Receiving distance open water: above 650 ft (300 m)
  • Receiving distance in a pool:
    above 165 ft (50 m), under 3 ft
    (1 m) water
  • Dimensions: 2,4 x 0,55 in (61 x 16 mm)
  • Weight: 0,52 oz (15 g)
  • ATM5 waterproof standard
  • Battery life: Up to 3.5 hours (mixed-use), 1.5 hours (talk time)
  • Magnetic charging cable
  • Led indicates battery status, charging and power status (on/off).
Radio Transmitter
  • 16 channels
  • High and Low power
  • Dimensions: 5,3 x 2,2 x 1,4 in
    (135 x 57 x 35 mm)
  • Weight: 8,8 oz (250 g)
  • IP54 water and dust protection
  • Battery: 3000 mAh
  • Earphones inset
Safety

SONR is an absolutely safe innovation. It only receives and doesn't emit any waves.

Working on the system of radio signals, it provides you with comfort and security.

Using SONR receiver is the same as listening to the radio in the car.

Everyone can use it, including:
  • pregnant women
  • breastfeeding moms
  • kids of any age
  • older persons
There are:
  • no limits in time usage
  • no harm to health
  • no damage to internal organs
As seen in the press
Testimonials
Pros about SONR.

SONR really helps working with advanced level and distance swimmers. It’s good for private lessons and swimming sets.
I recommend this product.

Konstantin Petrov
Olympic Bronze Medalist
World Class Coach

SONR is compact and easy to operate. The sound is clear and it works at a great distance. I want to purchase SONR as early as possible, so I wouldn’t have to raise my voice in a noisy pool anymore.

Arkadiy Mishchenko
Professional Technical Coach,
Ukrainian National Team

I love the small size, sleek shape and the design of the device. It it comfortable, unnoticeable under the cap and doesn’t add resistance while swimming.

Vladimir Curinnoi
Professional Swimmer,
WSI Water Safety Instructor

I would recommend this product to professional swimmers and their coaches who are enthusiastic and eager to improve results at a faster rate. Thanks for a wonderful invention, SONR!

Valeriya Curinnaia
Master of Sport,
Experienced Coach
Testimonials
Pros about SONR.

SONR really helps working with advanced level and distance swimmers. It’s good for private lessons and swimming sets. I recommend this product.

Konstantin Petrov
Olympic Bronze Medalist
World Class Coach

SONR is compact and easy to operate. The sound is clear and it works at a great distance. I want to purchase SONR as early as possible, so I wouldn’t have to raise my voice in a noisy pool anymore.

Arkadiy Mishchenko
Professional Technical Coach,
Ukrainian National Team

I love the small size, sleek shape and the design of the device. It it comfortable, unnoticeable under the cap and doesn’t add resistance while swimming.

Vladimir Curinnoi
Professional Swimmer,
WSI Water Safety Instructor

I would recommend this product to professional swimmers and their coaches who are enthusiastic and eager to improve results at a faster rate. Thanks for a wonderful invention, SONR!

Valeriya Curinnaia
Master of Sport,
Experienced Coach
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Get your SONR Set sooner.
Pre-order now for an exclusive early bird price
$199
Basic set includes receiver and radio transmitter.
Shipping starts from 30th October, 2021
Check out these reviews.
Check out these reviews.