Frequency Range 780~820MHz, 740~820MHz, 615~665MHz, Audio Frequency Response 50Hz-15KHz (+3dB), Power Supply 12-18V DC 1A

High-quality sound of 2-people, Features vivid OLED display with metering,Features a Mono/Stereo output setting, Features a remarkable 10-hour battery run time on a full charge, 100m line-of-sight range, The 3000mAh charging case

Transmission Type: 2.4GHz Digital Frequency - Polar Pattern: Omnidirectional - Operating Range (without obstacles): Up to 100m - Distortion: ≤0.1% - Frequency Response: 20Hz-20kHz - Signal-to-Noise Ratio: >84dB - Audio Input: Built-in Microphone - Battery Specifications: 3.7V/150mAh - Power Requirements: Built-in Li-ion Battery/ USB-C DC 5V - Built-in Battery Life: Approx.6 hours - Weight: Approx.16.5g - Dimensions: 44.5×30.5×12mm - Operating Temperature: 0℃~50℃ - Storage Temperature: -10℃ to 50℃