1、UHF digital chip with less than 1ms transmission delay, automatic ID frequency anti-interference ability, more reliable transmission signal, more stable, clear sound. 2、Automatic sweep pairing function makes it easier and simpler to use. 3、Standard 3.5 to 6.35 audio converter, widely used in all types of speakers and audio equipment. 4、The chip comes with a low power prompt and a low power shutdown function. 5、With digital circuit processing technology, the signal to noise ratio is higher. Features: 1. UHF digital chip with less than 1ms transmission delay, automatic ID frequency anti-interference ability, more reliable transmission signal, more stable, clear sound. 2. Automatic sweep pairing function makes it easier and simpler to use. 3. Standard 3.5 to 6.35 audio converter, widely used in all types of speakers and audio equipment. 4. The chip comes with a low power prompt and a low power shutdown function. 5. With digital circuit processing technology, the signal to noise ratio is higher. 6. The structure is made of high-strength ABS, which is beautiful and practical. The lens is made of high-brightness PC material and is more wear-resistant. 7. The U-segment frequency is more penetrating, more stable, and the tone is pure. Specification: Sensitivity: -39dB ± 1dB Microphone head: single-point capacitive Audio response: UHF 630-696MHZ Distortion rate: