User manual - optima rt9 1k-3k, Descripcion del producto, On / mute – XMART Optima RT9 3K User Manual

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User manual - optima rt9 1k-3k, Descripcion del producto, On / mute | Off / enter, Select, On / mute” + “select | XMART Optima RT9 3K User Manual | Page 4 / 20

This manual is related to the following products:

Optima RT9 2K Optima RT9 1.5K Optima RT9 1K