1. The frequency, power indicator, and signal strength bar are clearly and intuitively displayed on the LED screen. 2. Built-in dual antennas, resistant to WiFi, electromagnetic and other interference, with the characteristics of anti-interference and longer transmission distance (30m). 3. 24-bit48kpbs high resolution, MicLine modes available for switching. 4. The received signal is strong, stable and fast. 5. Small wireless system with built-in lithium battery, plug and play, easy to operate. 6. Supports dynamic microphones and condenser microphones with built-in power supply. 7. Equipped with XLR female to 6.35mm male microphone adapter, compatible with mixers, recorders, speakers, PA systems, amplifiers, etc. Provide stable and reliable wireless transmission. Specification: 1. Material: ABS 2. Number of channels: 6 3. Transmission distance: about 30 meters 4. Duration: stable for 5 hours 5. Power supply: built-in rechargeable lithium battery 6. Delay: about 5ms 7. Sound dynamics: 110dB 8. Sampling rate: 24bit 48 kpbs audio 9. Frequency response: 20Hz-20kHz 10. Antenna impedance: 50 11. Signal-to-noise ratio: 110dB 12. Battery: 3.7V 400mAh lithium-ion battery 13. Supported microphone types: dynamic microphone and built-in power condenser microphone 14. Product dimensions: 70 x 30 x 30 mm 15. Weight: 200 g