Costar T300 Diamond Earbuds User Manual
- June 15, 2024
- Costar
Table of Contents
Costar T300 Diamond Earbuds
User Manual
- Please read carefully before using the product
Product Overview
Before Use
Remove the protective PET Film on the earbuds. Fully charge the charging
case and earbuds before using them for the first time’
Charging Charging
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The indicator light flashes. Fully charged: The indicator light is always on.
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The earbuds will be charged in the charging case.
Comfortable to Wear
- Select a pair of ear tips according to your size, install them on your earbuds, wear the earbuds and adjust them to a proper angle.
Power On/Power Off
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Method 1 Open the charging case, the earbuds will automatically power on. To power off, place the earbuds into the charging case and close it.
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Method 2
Take out any earbud, if it’s in power off mode, press the multi-function button for 5 seconds to turn it on. If it’s in power on mode, press the multi- function button for 15 seconds to turn it off.
05s: Press and hold for 5 seconds
©15s: Press and hold for 15 seconds
Pairing
- Open the charging case, the earbuds will automatically enter the Bluetooth pairing mode. Select” Costar Diamond” on your device’s Bluetooth list to connect.
Re-Pairing
- Method 1 Press and hold the multi-function button for 8 seconds, the earbuds will enter the Bluetooth pairing
Play Control
- xl: Single click
- ×3: Triple click
- ×2: Double click
- 2s: Press and hold for 2 seconds
Read User Manual Online (PDF format)
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