Hollyland Cosmo 1500 HDMI and 3G-SDI Wireless Transmitter Receiver Set is wireless camera link with Wireless Tally and Wireless Intercom. Hollyland Cosmo 1500 can transmission video distance is up to 1500ft with audio 2-ways transmission distance up to 2000ft. Cosmo 1500 supports Tally support and transmits 4:2:2 video with True Full HD 1080P60 resolution. Hollyland Cosmo 1500 utilize 5Ghz with 10 Frequency Channels with No Delay and No Compression.