Features: - Plug and play, simple to use. - Compact size and lightweight, easy to carry. - There is the strong receiving signal within 50 meters. - Wireless transmitter & receiver set for electroacoustic musical instruments like guitar, bass, etc. - Built-in rechargeable lithium battery, long working hours; and comes with USB cable for convenient charging. - By the patch cord, you can send the signal obtained by receiver to the computer, Table PC or Cellphone. - You can equip right patch cord according to your own type. - By this way, you can record the voice from instrument or share it on the internet.