innopow 80-Channel Dual UHF Wireless Microphone System,inp Cordless mic Set, 2 Headset& 2 Lapel Lavalier Microphone, Long

ideal for church, various parties, conferences, happy karaoke nights, presentations and so on.
Wireless Microphone System The wire-free design allows you to go further than you would with a wired microphone and without the cable trailing along the floor.
It gives you a greater freedom of movement without getting tangled in the wire as you do so.
This makes the microphone perfect for use when presenting to an audience.
Working Distance The working distance of this product is about 200-240Ft/60-80m In the wide-open area
***Note: Please take 5 minutes to find a channel that doesn’t have any interference. Especially for live events*** 4 x AA Batteries not Included life of battery is about 15 hours, if you don’t use it for a long time, please remove the battery to avoid damage of the product.
Caution
1. You will need an extra audio equipment like speaker to connect with this product to make the sound working.
2. Please keep the receiver away from the metal or any digital devices (such as computers, cellphones, etc. ) to avoid potential sources of interference.
3. The receiver should be more than 1m from the ground. Please avoid to be against a wall.
4. Please do not use the microphone facing the receiver too closely, in order to avoid noise interference. 5. Please do not flap the microphone head with hand, or it would be damaged.