£39.88

Sigma SIGMA Sport Accessories, R1 Duo Heart Rate Transmitter (ANT+/Bluetooth Smart)

Black, 20331

Price data last checked 43 day(s) ago - refreshing...

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Price History & Forecast

Last 48 days • 48 data points (No recent data available)

Historical
Generating forecast...
£43.10 £39.56 £40.33 £41.10 £41.88 £42.65 £43.42 23 January 2026 03 February 2026 15 February 2026 27 February 2026 11 March 2026

Price Distribution

Price distribution over 48 days • 4 price levels

Days at Price
Current Price
1 day · current 16 days 28 days 3 days 0 7 14 21 28 £40 £42 £43 £43 Days at Price

Price Analysis

Most common price: £43 (28 days, 58.3%)

Price range: £40 - £43

Price levels: 4 different prices over 48 days

Description
Product Description Sigma R1 Duo pulse sensor The R1 ANT+ and Bluetooth heart rate sensor links the data easily with other devices via ANT+ and Bluetooth smart technology. The heart rate sensor that the cycle computers only applies to the ROX 11.0 GPS cycle computer from Sigma . In addition, you can connect many other devices via smart Bluetooth such as your smartphone, tablet or smartwatch. Box Contains R1 DUO (incl. battery)

Key Features

Compatibility - ROX 11.0 GPS

Function – Accessory heart rate transmitter for measuring heart rate with ANT+/Bluetooth transmission

Box contents: R1 Duo heart rate transmitter

Good quality

Product Specifications
Brand
Sigma
Model
20331
Colour
Black
Size
Standard Size
ASIN
B00HPWZ8CQ
Category
Sports & Outdoors > Sports Technology > Cycle Computers
Domain
Amazon UK
Release Date
31 March 2023
Listed Since
24 January 2014

Barcode

No barcode data available