Wireless Convenience2.4G wireless technology enables seamless connectivity with a transmission range of up to 20 meters in open areas Low Latency PerformanceWith a transmission delay of just 25ms, enjoy real-time audio capture for smooth live streaming and outdoor broadcasting Adaptive Noise ReductionFeaturing a 64dBm signal-to-noise ratio and adaptive noise cancellation for clear, professional-quality audio Long-lasting BatteryEquipped with a 60mAh battery, providing 3-4 hours of continuous use on a single charge Versatile ApplicationPerfect for mobile phone live streaming, outdoor broadcasting, and as a compact microphone for various recording scenarios Specifications: Material: ABS Input voltage: 5V Battery capacity: 60mAh Battery life: 3-4 hours Signal-to-noise ratio: 64DBM adaptive noise reduction Transmission delay: 25MS Sensitivity: -26DB Transmission frequency band: 2400MHz-2483.5MHZ Transmission distance: barrier-free 20 meters Transmission technology: 2.4G wireless technology Package included: 1 x Transmitter 1 x Receiver 1 x Charging Cable 1 x English User Manual Other items not include