The TX8 Pro UHF Dual-Channel Wireless Transmitter and Lavalier Microphone from Boya features a single antenna, separate microphone and line-in input jacks, and an LCD display. It can be used to capture audio for interviews when paired with a wireless receiver (sold separately) in video, broadcast TV, and ENG (electronic news gathering) applications. The TX8 Pro is powered by two AA batteries and will operate for up to 6 hours. The easy-to-read LCD display features channel number and battery strength while a blue LED indicator shows the unit is on. Operation range can reach up to 300' (without obstacles). In addition, a microphone clip and foam windscreen is included.`