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. Item Type: Stereo Wireless Monitor System Material: Iron Shell Product Model: for ANLEON S2T Frequency Range: 863-865MHz Frequency Response: 20Hz-18KHz Transmitter Battery: 2 x AA 1.5V Batteries (Not Included) Use Distance: Indoor 50m / 164ft, Outdoor More Than 100m / 328.1ft 1 x Transmitter 1 x Receiver 1 x Earphone 4 x Ear Caps 1 x Antenna 1 x Power Adapter 1 x Instruction Manual