HT4189B-Power & Charging related

Transmitter

• NO built-in battery
• Use the provided USB cable to power up
• Suggested power source specification: 5V /0.5-2A
• Send us an email at support@avantree.com if you need a free wall-plug adapter.

Wireless Headphones

• Charging method - Insert the provided USB C cable.
• Battery – 550mA built-in rechargeable Lithium polymer battery
• Battery Charge Time – 3H
• Battery Life – 20H (NOTE: estimated for continuous playback at 60% volume level)

Indicators

Charging - LED on the headset turns RED.

Fully charged - LED on the headset turns off.