3 Review(s)

1. Bluetooth 5.1, dual-function receiver and transmitter, supports multiple protocols, compact and portable, with long battery life. 2. Dual-mode (RX/TX) functionality allows seamless switching between receiving and transmitting signals, suitable for various scenarios. 3. Transmission range up to 10 meters. 4. Equipped with a Bluetooth 5.1 chip for stable connections. 5. Built-in high-definition noise-canceling microphone for clear call reception. 6. Durable and flexible plug, adaptable to different environments. 7. Integrated 140mAh polymer battery, providing 6-7 hours of usage with just 1.5