New American wireless lavalier microphone for outdoor interviews, live broadcast, outdoor recording and video recording, game voice chat, professional karaoke professional outdoor wireless lavalier microphone The R-Series is a very lightweight, ultra-compact, and easy-to-use 2-person wireless microphone system for DSLR, mirrorless, and video cameras or mobile devices, delivering detailed broadcast-quality sound. The system family consists of two different receivers. The RX receiver has IOS and tyep-c outputs, enabling it to work with any device that has IOS and tyep-c inputs. The clip-on transmitter has an excellent built-in mic, it's small and light enough to clip onto shirts and clothing, or you can use it as a traditional bodypack transmitter with the included professional lavalier mic. Operation does not require audio technical knowledge. Transmission type: 2.4GHz digital frequency Modulation: GFSK Working Range: Up to 164'(50m) RF output power: 10mW Polar Mode: Omnidirectional Frequency Response: 50Hz-18KHz Maximum sound pressure level: Built-in Microphone: 120dB SPL Lavalier Microphone: 110dB SPL Sensitivity: Built-in microphone: -42dB Lavalier microphone: -30dB Signal-to-noise ratio: >78dB Power Requirements: Built-in Li-ion battery or USB-C DC 5V Built-in battery life: Approx. 6 hours Antenna: PIFA Antenna