Description: Universal Compatibility: This wireless transmitter and receiver kits, making it suitable for most electronic musical instruments, they are also suitable for recording studios, theatres, lectures, outdoors, venues, weddings, mobile DJs, home KTVs and more Clear Transmission: Advanced technology ensures low noise and latency, providing you with clear, lossless high sound quality Effective Range: The effective transmission range is approximately 80m outdoor, ensuring stable with a delay of only 10ms. It operates on a frequency of 2.4G and has a response range of 600~690MHz Convenient Charging: This cordless microphone system has a built in 1000mah rechargeable lithium battery that charges with a USBC charging cable.With 6-8 hours of use from a full charge Wide Application: Designed for any dynamic/harmonic microphone, Ideal for electronic musical instruments such as guitars, basses, guitar effect pedals, violins, keyboards, speakers etc Size Chart: Receiver: 9x3.5cm/3.54x1.38inch Transmitter: 10.5x3.5cm/4.13x1.38inch   Package Includes: 1pc Receiver 1pc Transmitter 2pcs Conversion Head 1pc Cable or 1pc Receiver 2pc Transmitter 3pcs Conversion Head 1pc Cable Note: Please allow slightly errors due to manual measurement and different monitors.