TNP 2.4G Wireless Audio Video Sender Transmitter Receiver - 4 Channel 2W DC12V AV System 300ft Range with Power Adapter for CCTV Camera VCR Recorder DVD Player Video Camera Hi-Fi Satellite Stereo 2.4GHz 4 channels wireless audio/video transmitter receiver and Easy to install and operate 4 channels provided as options to ensure clear reception of video and audio Stereo audio function: Perfect for using with DVD, camcorder, satellite system, or stero. Wide band characteristics of fine audio and video receive quality Transmitter can connect any AV devices such as CCTV camera, VCR Recorder, DVD player, Video camera ...e.t.c. Low power consumption, high sensibility Wireless transmission distance up to 100 meters /300ft without any obstacles and interfering signal (Actual transmission distance depends on specific environment)