Opera - Power & Charging Related

Charging Dock / Bluetooth Transmitter Base

• NO build in battery
• Use provided USB C cable to power up
• Suggested power source specification: 5V/500mA-2A
• Suggested power connection: Wall-plug adapter within this spec range. Contact us at support@avantree.com for a free wall-plug adapter if you need one.

• Indicators
  
  • Charging - LED on the transmitter dock turns ORANGE(Lot NO. is before T22B1)
    LED on the transmitter dock turns Red (Lot No. is T22B1 & after)
  • Fully charged - LED on transmitter dock turns solid GREEN.(Lot NO. is before T22B1)
    LED on transmitter dock turns Off (Lot No. is T22B1 & after)
    
    

• Power On / Off
  • Power On – Switch On
  • Power Off – Switch Off

Wireless Headphone

• Charging methods
  • Place on charging stand
  • Insert provided USB C cable
• Battery – 550mA build-in rechargeable Lithium polymer battery
• Fully charge time – 2.5H (Using power source larger than or equal to 5V/500mA)
• Used time after fully charged – 35H
• Used time for 15min charge – 2H
• Indicators
  • Charging - LED on the headphone turns RED 
  • Fully charged - LED on headphone turns OFF.
  • Low battery level(30%)-LED on the headphone turns RED. Voice prompt "low battery" can be heard once every 20 minutes. (Headphones can run about 2H and 10 minutes in low battery level)

• Power On / Off
  • Power On - right side toggle switch to "ON" position
  • Power Off - right side toggle switch to "OFF" position

Note: You can place the headphones on the charging stand when it's in "ON" position so that you can easily pick up the headphones for your next time use without turning it on again.