Flexible Uses: The microphone is designed for easy installation and use without distracting cables.  Long battery life: The wireless microphone has an impressive battery life that lasts for extended performances or recording sessions. No disturbing noises: The microphone's advanced technology minimizes the risk of howling, whistling and beeping, ensuring clear and uninterrupted sound transmission without feedback interference. Accurate reproduction and clear sound: The wireless microphone delivers clear, high-quality sound, capturing every nuance of the sound with precision. The microphone offers precise pickup, allowing you to reproduce your performance with crystal clear clarity. Plug-and-Play: Easy and convenient operation thanks to the 6.5mm audio interface and 3.5mm conversion plug, allowing you to freely choose the socket type for connection. Specifications: Color: Black and Grey Material: ABS, steel and electronic components Microphone size: 5 x 25.5 cm Receiver size: 3.5 x 23 cm Receiving distance: 30 m Power supply: 2 x AA batteries (not included) Frequency band: UHF Frequency response: 630-690 MHz Maximum input sound pressure:130 dB SPL Receiver battery capacity: 1200 mA Receiver charging time: 2-3 h Receiver battery life: 5 hours Package includes: 2 x microphones 2 x dust cover 2 x anti-slip rings 1 x receiver 1 x conversion plug 1 x cable Operating instructions