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User manuals, setup guides, troubleshooting help, and repair information for RLX products.

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RLX JS9 Sport Smartwatch Heart Rate Blood Oxygen User Manual

April 28, 2026
RLX JS9 Sport Smartwatch Heart Rate Blood Oxygen Smartwatch Specifications Measured metrics: heart rate monitor Tracked Activity: Other Category: Smart Watches downloadable application: Yeah Resolution: 400*400 Screen size: 1.35 Movement…

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RLX Waterproof Speaker (Black) User Manual

RLX • March 10, 2026
Comprehensive user manual for the RLX Waterproof Speaker (Black), model RLX. This guide covers setup, Bluetooth pairing, operation, maintenance, IPX6 waterproofing details, troubleshooting common issues, and full technical…