E300 Quick Start Guide & Product warranty Earphones USB Cable Earphones: You can connect this to the product to output sound. USB Cable: You can connect this to the computer and use it to recharge the power. Quick Start Guide: This is the manual explaining how to use our device. Product Warranty: Please keep this in a safe place for use during any warranty repairs. Locating the Controls The exterior and the contents printed or engraved may differ by model or according to the name of each part. Necklace Connection Loop Line-In Jack Earphones Jack Power USB Port RESET Key Micro SD Card Slot 03 Getting Started LCD Volume + Volume - Speaker Up Sub Menu Select Down Upper Menu/Previous MIC Necklace Connection Loop: Connects with the necklace. Power: Turn off the power by pressing and holding. Switch to standby mode by pressing briefly. You can switch to the standby mode by pressing it briefly. Line-In Jack: Connects external device when Line-in recording. Earphone Jack: Connect earphone here. USB Port: Connect to computer or recharge the battery using this port. RESET: Resets the product. Micro SD Card Slot: Inserts the Micro SD card to view and replay the files on the card. LCD: Screen displays. Volume: Controls the sound volume. Speaker: Produces sounds. MIC: Records voice. Direction Key: Moves menu/list. Access Key: Executes file/menu...