User's Guide

1. Use careful with the earphone maybe possible
excessive sound pressure from earphones and
headphones can cause hearing loss.
2. CAUTION : RISK OF EXPLOSION IF
BATTERY IS REPLACED BY AN INCORRECT
TYPE. DISPOSE OF USED BATTERIES
ACCORDING TO THE INSTRUCTIONS
3.The product shall only be connected to a USB
interface of version USB 2.0
4. Adapter shall be installed near the equipment
and shall be easily accessible.
5. The plug considered as disconnect device of
adapter.