Alead Nolan MIC2 Bluetooth Microphone, Long range, Low latency, Clear sound for education webinar, conference, voice recording, hearing impairment, PA systems, PC audio Alead Nolan MIC2 Bluetooth wireless microphone, the 2nd generation MIC, long range, low latency, 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** The low latency supporting to minimize, audio lag and echo in real time environment***. Long range distance operation up to 20m (66 ft) depending on conditions. Integrated with a rechargeable battery provides up to 6 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 MICRX or MICRX2 set to resolve audio delay issue