K9 Wireless Lavalier Microphone 2-in-1 Noise Cancelling Type-C

ransmission technology: 2.4GHz digital wireless
Polar pattern: Omnidirectional
Transmission distance: up to 20 m (barrier-free)
Frequency response: 20Hz – 20kHz
Signal-to-noise ratio: ≥ 64 dB
Latency: about 9 ms
Battery capacity (transmitter): 65–80 mAh rechargeable lithium
Working time: 4–6 hours
Charging time: about 1.5–2 hours
Charging interface: USB Type-C
Input voltage: DC 4.8–5.4 V
Connection: Plug & Play receiver (Type-C)
Compatibility: Smartphones, tablets, laptops (depending on connector)
Noise reduction: Intelligent DSP noise reduction chip
Material: ABS plastic