Wireless dual-channel microphone from Saramonic Blink100 B3 at 2.4 GHz

Wireless dual-channel microphone from Saramonic Blink100 B3 at 2.4 GHz frequency Product description: Advanced wireless transmission 2.4 GHz frequency range up to 165 feet (50 meters) smart noise cancellation automatic pairing and connection and operation lightweight and very compact design recording up to 10 hours and USB-C charging port (5V DC) built-in omnidirectional microphone for 360-degree sound capture compatible with mobile devices support live streaming and charging phone at the same time