• Pointing Type: Omnidirectional
• Frequency Range: 2.4GHz
• Frequency Response Range: 20Hz-20kHz
• Transmission Distance: 20-30 meters
• Signal-to-Noise Ratio: 80dB
• Battery Capacity: Transmitter (TX): 300mAh, Receiver (RX): 300mAh
• Charging Interface: Type-C
• Rated Input: DC 5V
• Charging Time: Approximately 1 hour
• Working Hours: 5-6 hours
• Dimensions (Main Unit): 46 x 42 x 13mm
• Operating Temperature: -10°C to 45°C
• Storage Temperature: -20°C to 60°C