Alead BTMICRX2 Bluetooth Wireless Microphone and Receiver Sets It is a new generation of wireless voice transmitter and receiver solution with long range, low latency, lip sync and clarity sound for real time distance education, speech, webinar, conference, panel session, speech recognition, hearing impairment, VoIP, PC audio, voice recording, YouTube and more. It allows capturing and delivering the source of voice in real time wirelessly. Users can listen or record the voice of subject with clarity sound upto remote distance 20M/66 feet which covers the most of meeting room, ball room, class room, office, house and outdoors. It can be used in combination or separately. BTMIC2 Bluetooth wireless microphone with omnidirectional microphone allow capturing best sound for various sound sources. RX2 Bluetooth wireless stereo audio receiver and adapter streaming stereo music with Bluetooth Audio/Music devices via A2DP profile with high quality sound. Specifications: * It can be used in combination or separately * With omnidirectional mic * Real time audio low latency and minimized lip-syn * 3.5mm audio jack for audio receivers, speakers and headphones * LED indicator for the operation status indicating * Light weight and easy-to-wear with stylish design and built in clip * Integrated rechargeable battery, provides up to 6 hours of talk time * Input voltage / current: DC5.0V/500~1000mA * Product size: 2.1×0.9×0.4 inches (53×23×10mm)/unit * Product weight: 0.53 oz (15g)/unit Package Content: * BTMIC2 1pcs * RX2 1pcs * 3.5mm audio cable 1pcs * USB charging cable 2pcs * User manual 3pcs