Sennheiser
Sennheiser conquers the digital age with the new Speechline Digital Wireless series, creating the 100% plug and play wireless microphone for council rooms, corporate, auditoriums and more.
It works in 1.9 GHz and does not require any knowledge of the user in engineering, audio or RF for its operation, counting on intelligent self-adjustments such as: scanning and evasion of interferences, self-regulated capsule sensitivity, monitoring on mobile devices (iOS / Android), has a rechargeable battery via USB with a duration of 15 continuous hours and the best, 256-bit encryption.