3-Port USB 3.0 Hub with Gigabit Ethernet Adapter Dollies IR night vision up to

IR night vision up to 135ft in ambient lighting & 90ft in total darkness

Cordless--requires 2 AAA batteries (not included)

Connects up to 3 microphones simultaneously

ham radios

2 standard

3-Port USB 3.0 Hub with Gigabit Ethernet Adapter Dollies IR night vision up toAdds a high speed Gigabit network connection & 3 USB 3. 0 ports for notebooks, 2 in 1s, Ultrabook(TM), Surface(R), MacBook(R) & Chromebook(TM) devices; 3 SuperSpeed USB 3. 0 hub ports support speeds of up to 5Gbps; Gigabit Ethernet port (RJ45) supports up to 2Gbps full duplex transfer speed; Replaces a malfunctioning internal Gigabit Ethernet RJ45 port on a notebok & provides additional USB 3. 0 ports for USB peripherals; Energy saving Energy