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User Manuals

The current guide covers Apple Find My, Google’s Find Hub, charging, NFC, and product verification.

Online Guide

Read the latest web guide for SiNE CARD II.

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Choose the manual that matches the finding platform used by your card.

User Manual

PDF Updated: 2026-07-02 1MB

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User Manual

PDF Updated: 2025-12-08 1.7MB

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Product overview

Product Brochure

PDF Updated: 2025-12-06 5.3MB

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Support

Online Guide View SiNE CARD II setup and usage guidance. FAQ Find answers by SiNETAG product. Contact Support Send a question to the SiNETAG team.