PLUG AND PLAY COMPATIBILITY: K9 wireless microphones feature dual mic set with seamless plug and play functionality, compatible with both Android and iOS devices without requiring any apps or Bluetooth pairing ADVANCED NOISE REDUCTION: Equipped with intelligent noise reduction technology to deliver clear sound quality by minimizing background noise and ensuring professional audio recording for content creation, interviews, and vlogs EXTENDED WIRELESS RANGE: Offers reliable 20-metre transmission distance with auto sync capability, allowing freedom of movement whilst maintaining stable audio connection between the microphones and your device