Feature 1、UHF Band: Using wireless UHF technology, the receiver transmitter system offers 10 switchable channels, ensuring zero latency and excellent sound quality and anti interference capability. 2、Premium Sound: These devices offer clear, crystal clear sound transmission, ensuring that your audio is delivered with minimal quality loss. 3、USB Rechargeable: The built in 500mah rechargeable polymer lithium battery uses USB charging to ensure a long battery life for the receiver and transmitter system. 4、Material: XLR wireless transmitter and receiver is made of aluminum alloy, which is durable and sturdy to ensure long term stable performance. 5、Easy Set up: Wireless XLR transmitter receivers are designed to be easy to set up with a simple plug and play design, eliminating the need for complex audio equipment setups. Item Type: Wireless Microphone Transmitter Receiver Material: Aluminum Alloy Transmitter Battery Type: Lithium Battery (Built-in Battery Included) Transmitter Battery Capacity: 500mah Receiver Battery Type: Lithium Battery (Built-in Battery Included) Receiver Battery Capacity: 500mah Charging Method: USB Charging Package List 1 x Transmitter 1 x Receiver 2 x Data Cables 1 x Manual