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Cardo Scala Rider SMART H DUO

Product Code: CSRSHD

The Scala Rider SMART H DUO is an ultra slim design motorcycle headset for intercom and mobile phone communication between up to 4 riders. You can toggle between up to 8 riders. You can buy either the Duo or single products depending on how many Cardo headsets you require. The Duo includes two headsets whereas the single headset includes one headset.

As well as use the Intercom or mobile phone you can also listen to the radio, MP3 and GPS navigation instructions.

Talk time is 13 hours. The range is 1.2km (bluetooth mode) or upto 3.6km with 4 or more riders (DMC mode).


Cardo Scala Rider SMART H DUO has been discontinued.


We offer UK, Europe and Worldwide deliveries. We despatch orders at 4:30pm on Monday, Tuesday, Wednesday, Thursday and Friday. We need to receive your order on those days by 3:00pm. When possible we may despatch orders received after that time. No orders are despatched on Saturday, Sunday or Bank Holidays in England and Wales.

We offer FREE UK delivery on all orders of £50.00 or more, plus next working day and guaranteed Saturday delivery options. Click here for further info. All options also appear at the basket pages.

The Cardo SMARTH is a ultra slim design motorcycle intercom communication device. The SMARTH Cardo system features Cardo's DMC technology (Dynamic Mesh Communication) enables 4-way intercom conversations however you can toggle between up to 8 motorcyclists. The range of the SMART H DUO headset device is 3.6 km. Other features include MP3 player connectivity and sharing among other Cardo devices, sharing of FM radio with another rider, connect and talk using your smartphone, listen to GPS navigation instructions. Hands-free voice control is also available with this Cardo SMARTH devices.

The Cardo Scala Rider SMARTH is available to buy as a single headset or as a pair of headsets (Duo package).

As well as connecting to other Cardo systems, you can connect to non-cardo headsets allowing conversations when not all users have Cardo branded systems (known as Cardo Gateway). You can also use answer, make and reject mobile phone calls with the Cardo systems. There is also a Click-to-Link feature to spontaneously have intercom conversations with other nearby Cardo devices.

Talk time is 13 hours and standby time is 1 week. You can use Hybrid / Corded Interchangeable Microphones. The SMART H DUO Cardo system is also waterproof and dustproof.

AGC Technology automatically makes adjustments of speaker volume level according to ambient noise and riding speed.

Cardo Community web platform features software updates for software updates and customisation of settings. Cardo SmartSet App is also available for remote control and on-the-go setting customisation (iOS / Android).

Cardo SMART H DUO includes 40mm thin HD speakers or you buy and use an alternative to suit your preferences.

Designed for and recommended by HJC:

List of HJC Compatible helmets:
RPHA 11 (U.S.: RPHA 11 Pro)
CL-17 (U.S. Only)
TR-1 (EU only)
IS-33 II

Cardo Scala Rider SMART H DUO Features

‣Ultra-slim design
‣Slim HD 40 mm stereo speakers (replaceable)
‣Designed and recommended by HJC (See compatible helmets above)
‣Communicate with up to 4 riders
‣Range of 3.6 kilometres
‣Upto 1.2km Bike-to-Bike intercom
‣Upto 13 hours talk-time / /1 week stand-by
‣Waterproof and dustproof
‣Bluetooth connectivity with mobile phone
‣Receive GPS navigation instructions
‣DMC ( Dynamic Meshwork Communication) technology for reliable intercom use
‣Listen to music (via A2DP)
‣Members of conversation can leave and join the group or receive incoming phone calls without compromising the conversation
‣Roller wheel and flat plate control panel
‣Toggle between up to 8 other riders
‣Click-to-Link Intercom - connect with other Cardo users nearby
‣Cardo Gateway - Enables non-Cardo headsets to connect via intercom
‣Intercom-to-Mobile (calls switch automatically to mobile when out of range)
‣Voice recognition for hands-free use
‣Music sharing (rider and passenger can share same music (via A2DP)
‣Parallel Audio-Streaming talk and listen to music at the same time
‣Make, receive and reject calls by voice command or at the push of a button (A2DP/AVRCP wireless stereo from smartphones)
‣Connect wirelessly to MP3 players via A2DP for stereo music
‣ASG Technology: Self-adjusting audio volume according to speed and ambient noise
‣Cardo SmartSet App for remote control
‣Cardo Community platform social features
‣1 year manufacturers guarantee


The Scala Rider SMART H DUO is an ultra thin designed motorcycle headset that connects and fixes to your motorcycle helmet.

Voice recognition makes control of the Cardo System simple offering hands-free control.

The Scala Rider SMART H DUO is a motorcycle headset for intercom and mobile phone communication between up to 4 riders. You can toggle between up to 8 riders.

What's in the box? (when purchased from

‣Scala rider SMART H DUO (includes 2 headsets)

Do you have a question about the Scala Rider SMART H DUO? Submit your question via our contact page.

Scala Rider SMART H DUO Technical Specification

‣Technology: Intercom / share FM radio
‣Range: 1.2km (bluetooth mode), upto 3.6km with 4 or more riders (DMC mode)
‣Power: Built-in battery
‣Installation: Plug and play
‣Dimensions: Unknown

Page updated: 22nd April 2024

Telephone Number:

01733 777623

Monday to Friday 9:30am to 5:00pm (UK Time)

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