Feature:1. BETTER EFFECT: Transmitter RF circuits and sound circuits are re designed to increase the chip, the human voice singing teeth voice is reduced. The effect is better.2. ADDITION OF 3.5 INPUTS: Transmitter increased 3.5 input port, can be connected to the live sound card. As a net red live ear return.3. WITH LCD SCREEN: Wireless monitor system with LCD screen, display frequency, channel and battery level. 36 frequency points, 25MHz bandwidth, more stable transmission.4. STEREO TRANSMITTER RECEIVER: Stereo transmitter and stereo receiver, stereo means you hear the fullest, most accurate monitoring sound.5. 36 SELECTABLE FREQUENCIES: Each system features 36 selectable frequencies, and each band accommodates up to 3 compatible systems at the same time without interfering with each other.Specification:Item Type: Stereo Wireless Monitor SystemMaterial: Iron ShellProduct Model: ANLEON S2T Frequency Range: 670-680MhzFrequency Response: 20Hz-18KHzTransmitter Battery: 2 x AA 1.5V (Not Included)Use Distance: Indoor 50m / 164ft, Outdoor More Than 100m / 328.1ft.Package List:1 x Transmitter1 x Receiver1 x Earphone4 x Ear Cap1 x Antenna1 x Power Adapter1 x Instruction Manual