The frequency, battery indicator, and signal strength bar are clearly displayed on the LED screen. Built-in dual antenna resists interference from WiFi and electromagnetic waves, providing anti-jamming performance and extended transmission distance of up to 30 meters. Supports 24-bit/48kHz high-resolution o with switchable Mic/Line input modes. Delivers strong, stable, and fast signal reception. Compact wireless transmitter system with built-in lithium battery for plug-and-play operation. Includes an XLR female to 6.35mm male microphone adapter, compatible with o mixers, recorders, speakers, PA systems, and amplifiers. Provides reliable wireless o transmission. Specifications: - Number of Channels: 6 - Transmission Distance: Up to 30 meters - Operating Duration: Up to 6 hours - Power Supply: Built-in rechargeable battery, USB charging - o Delay: Approximately 5ms - Dynamic Range: 110dB - Sampling Rate: 24-bit / 48kHz - Frequency Response Range: 20Hz - 20kHz - Antenna Impedance: 50 ohms - Signal-to-Noise Ratio (SNR): 110dB - Battery: 3.7V 400mAh Li-ion - Compatible Microphone Types: Dynamic microphones and condenser microphones with internal power - Color: As shown in image - Material: ABS plastic Package Contents: - 2 x Microphone Transmitters Note: The package includes only the items listed above. Other accessories are not included. Lighting and display differences may cause slight color variations between the product image and actual item. Measurement error tolerance is +/- 1-3 cm.