Nolan LiveMIC2 Bluetooth Microphone, Long range, Low latency, Clear sound with uni, omni, ext mic for education, webinar, conference, hearing impairment, PA systems, PC audio, voice recording The LiveMIC2 Bluetooth wireless microphone, new generation of LiveMIC, capture and stream the source of audio/voice wirelessly via headset, handfree, A2DP profiles. Ideal for distance education, webinar, conference, presentation, panel session, PA systems, speech recognition, hearing impairment, PC audio, voice recording* and more. Works with most of Bluetooth speakers, audio receivers, iPhone, iPad, Android, smartphones, Tablet*, Mac, PC**. With unidirectional, omnidirectional and external microphone selection, gain (sensitivity) control and instant mute features allow capturing best sound for various sound sources at different environment, occasion and events. The low latency minimizes audio lag and echo effect in real time environment***. Long range distance operation up to 20m (66 ft) covers most of meeting room, ball room, class room, office, house depending on conditions. Integrated with a rechargeable battery provides up to 8 hours operation. * The default voice or video recording apps of iPhone/iPad/Android DO NOT SUPPORT Bluetooth microphone. Users NEED TO use the voice recording apps with Bluetooth microphone supporting such as Voice Recorder HD", audio memos ", "Easy Voice Recorder Pro, ReadyMIC, Captures and more... ** PC or laptop MUST have Bluetooth capable or a Bluetooth USB adapter which support Headset/Handfree profile to use Bluetooth microphone. *** Some of Bluetooth speakers have audio delay to cause echo. Users can use LiveMICRX or LiveMICRX2 set to resolve audio delay issue. ****For more product information and supporting, please visit aleadinc or nolan-sys website.