Warranty -- One Year Saramonic Warranty. Wide Applications -- It can be effectively used in an array of environments for video, field recording, interview, broadcast TV, and ENG applications. Compatibility -- Suits for Huawei P30, Nova series/ Samsung Galaxy series/ LG/ Nokia/ Google Pixel/ Xiaomi /One Plus etc. MUTE FUNCTION -- Press the button and it will mute the recording vioce at your will. Digital 2.4GHz & Auto-Pairing -- Features 2.4GHz frequency spectrum and Syncoder technology, which avoids confusing domain of UHF and offers a secure, stable and hassle-free audio system. It supports automatic connection between TX & RX after power on and easy operations if you need manual pairing. Running & Charging Time -- Features up to 8-hour battery run time, 328-feet (100m) range, portable charging carry case, and automatic channel switching to avoid static and dropouts. Battery Case & Charge -- Transmitters and Receiver charge in the included 2000mAh portable charging carry case while plugged in to power, or remotely and can be individually powered while in use with a USB power bank. One Transmitter -- Feature a built-in mic and can be clipped to shirts and clothing or used as a belt pack with the included professional lavalier microphone. They also feature selectable mic or line-level input and vivid OLED display. One Receiver -- Feature a vivid OLED display and a USB-C output. Allowing it to work with any USB-C devices, computers and any device with a TYPE-C audio input. The receivers feature a 3.5mm headphone output for real-time monitoring and selectable Mono/Stereo switch. Making the Blink 500 Pro meet the demands of professional users. Saramonic Blink500 Pro system -- Incredibly lightweight, ultracompact and easy-to-use wireless microphone system for up to 2 people. The microphone delivers exceptional, broadcast-quality sound to DSLR, Mirrorless and Video cameras, Smartphones, Tablets, Computers, and more.