We are offering spy wireless audio monitor. The professional wireless audio monitor is also known as a wireless hearing-aid tool which can help you hear distant sounds clearly. It provides crystal clear sound and can capture sounds from a very large distance. It is small in size and operates accurately. This device uses sophisticated hi-tech devices for its circuit design. • 2*audio transmitter, 1*audio receiver, 1*user manual-english, 1*power adapter (100-240v, 5060 hz), 1*earphones, 1*antenna, 1*telephone connector