SIGMA ROX 4.0 Sensor Set – GPS Bike Computer with Speed, Cadence & HR Sensors

The SIGMA ROX 4.0 Sensor Set bundles the ROX 4.0 GPS bike computer with key sensors: a heart rate transmitter, magnetless speed sensor, and magnetless cadence sensor — offering complete performance tracking and navigation in one package. :contentReference[oaicite:1]{index=1}

Features

• GPS + GLONASS positioning: Uses satellite systems for bike tour tracking and navigation. :contentReference[oaicite:2]{index=2}
• Barometric altitude measurement: Built‑in air pressure sensor gives reliable altitude, incline/decline data. :contentReference[oaicite:3]{index=3}
• Connectivity: Supports ANT+ and Bluetooth BLE for sensors and e‑bike compatibility. :contentReference[oaicite:4]{index=4}
• Large 2.4″ transflective display: High contrast, excellent outdoors readability; device size approx 44.9 × 73.6 × 18.4 mm, weight ~51 g. :contentReference[oaicite:5]{index=5}
• Included Sensors:
  • Heart rate transmitter + chest strap
  • Magnetless speed sensor (wheel hub mount)
  • Magnetless cadence sensor (crank/arm mount)
  :contentReference[oaicite:6]{index=6}
• Water resistance: IPX7 rated – safe from immersion up to 1 m for up to 30 minutes. :contentReference[oaicite:7]{index=7}
• Navigation functions: “Search & Go”, turn‑by‑turn routing, track import (Komoot/Strava), e‑bike data display. :contentReference[oaicite:8]{index=8}

Benefits

• Everything you need out of the box: computer + key sensors — no need to buy separate speed/cadence/HR sensors.
• Magnetless sensors simplify installation and maintenance compared to magnet‑based systems.
• Large, clear display and navigation support make it ideal for rides, tours or training.
• Compatibility with e‑bikes and smart features gives future proofing for riders who may upgrade or switch bikes.

Package Contents: ROX 4.0 bike computer unit, USB‑C cable, Over‑Clamp Butler GPS mount, heart‑rate transmitter + Comfortex+ chest strap, DUO Magnetless Speed sensor, DUO Magnetless Cadence sensor. :contentReference[oaicite:9]{index=9}

Technical Specifications (Sensor Set version)

• Dimensions: 44.9 × 73.6 × 18.4 mm. :contentReference[oaicite:10]{index=10}
• Weight: Approx. 51 g. :contentReference[oaicite:11]{index=11}
• Display: 2.4″ transflective, resolution approx. 59 × 23 pixels (data field grid) in high‑contrast. :contentReference[oaicite:12]{index=12}
• Battery: Internal Li‑ion approx. 550 mAh, typical use up to ~25‑41 hours (depending variant). :contentReference[oaicite:13]{index=13}
• Water Rating: IPX7. :contentReference[oaicite:14]{index=14}
• Sensor connectivity: ANT+ & Bluetooth BLE. :contentReference[oaicite:15]{index=15}

Keywords

SIGMA ROX 4.0 Sensor Set, ROX 4.0 Complete Set, GPS bike computer with sensors, speed cadence heart rate set, SIGMA bike computer bundle.