1.
Bluetooth 5.3: Offers superior high-resolution audio streaming and low background noise.
2.
Multifunctional Interface: Supports RCA, 3.5mm jack, NFC, USB drive, and TF card for versatile connectivity.
3.
Built-in Microphone: Allows for hands-free calling and redialing the last number dialed.
4.
Discreet Design: Compact size (2.67*2.28*0.85 inches) ideal for home, car, travel, or outdoor use.
5.
Compatibility: Compatible with 99% of speakers, old AV receivers, car stereos, and home stereos.