Specifications:
Supports Automatic Voltage Display: Low Voltage Reminder
Built-in Microphone: Hands-free Car Kit
The display can show the frequency.
3.1A USB charger, Bluetooth-compatible 5.0 version.
Supports power and storage functions.
Support Bluetooth-compatible / TF card / USB player and Bluetooth-compatible hands-free communication
Noise cancellation function, built-in noise cancellation circuit, makes the voice more clear.