USED IN MANY OCCATIONS - This karaoke microphone wireless adults is widely used in churches, meetings, cars, family parties, weddings, speeches, and other outdoor activities. RECHARGEABLE MICROPHONE AND RECEIVER - Q1PRO rechargeable wireless microphone karaoke system which microphone and receiver both have a built in rechargeable battery. This uhf wireless microphone lasting for 15 hours of non-stop playtime and receiver allows up to 4 hours working time. COMPATIBLE WITH VARIETY DEVICES - This karaoke microphone can connect with car and speaker via AUX cable, also compatible with Bluetooth-enabled devices like phone, TV, Laptop, Pad, etc..(but the receiver needs to connect to a speaker.) Note: The Type-C cable can only work for Xiaomi/Huawei TV, otherwise it can only be used for charging. PLUG AND PLAY, EASY TO USE - Plug and play, no need to pair. This car karaoke system has a dual wireless microphone for singing and a small Bluetooth receiver connecting to the AUX IN interface, transmission range can be up to 10 meters, portable and convenient. EXCEPTIONAL SOUND QUALITY- Wireless Bluetooth microphone built in a high sensitivity professional moving-coil microphone core, enhance signal stability, no delay, anti-jamming, professional anti howling technology, clear voice and without feedback, free from distortion. You can enjoy reliable connectivity without the hassle of cords and cables. Wireless handheld microphone with 8 sound effects, standard, concert effect, living room effect, male effect, female effect, children effect, monster effect, K.T.V. effect. Just enjoy your party time.