Description: This wireless av sender helps you watch HD videos without interference and gives a large range of signal receiving. Meanwhile, in the same channel, 1 transmitter can work with several receivers simultaneously to get a wider range of data transmission. And 8 groups of 2.4GHz channels are optional, which make it suitable for different videos and audio. Features: 8-group 2.4GHz Channels- This wireless av sender adopts 2.4GHz band to achieve super high speed signal transmission for smooth and fast internet. 8-group channel makes it suitable for different devices. 328yd Transmission Distance - This av sender transmitter & receiver offers a super long transmission distance up to 328yd. Allows you to receive signals wherever you are in the house. Zero Delay - 2.4GHz enables this wireless audio video transmitter and receiver to produce a very stable and smooth transmission with no delay. 1-for-all - 1 transmitter is capable of working with several receivers simultaneously due to the same channel, which gains wider range of signal to achieve no dead angle. No Signal Interference - The unique anti-interference technology can effectively avoid signal interference from other wireless signals like walkie talkie and wireless router. Wide Compatibility - It is universally compatible with DVD, DVR, IPTV, monitoring camera, satellite receiver, set-top box and other audio video output devices. Specifications: Product type: Wireless av Sender Transmission frequency: 2.4GHz Sensitivity: -90dBm Transmitting power: 50mW band switch: 8 groups Transmission distance: Up to 300m/ 328yd Suitable: For DVD, DVR, IPTV, DVB-S, DVB-C, fan, refrigerator, etc 1-for-all: Support Plug: US plug Material: Aluminium alloy Package size: 14 x 12 x 12 cm/ 5.51 x 4.72 x 4.72 in Package weight: 740g Package List: 1 x Transmitter 1 x Receiver 2 x Power Adapters 2 x Audio Video Cables 1 x User Manual 2 x Brackets . Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.