Sell 2020 newest camera webcam 720P 1080P Webcam usb 2.0 Video Call Meeting Broadcast Live computer usb wecam best price

Specification: 1. Working Frequency : VHF (170-240Mhz) / UHF( 470-860Mhz) 2. VSWR : ≤1.5 3. Impedence : 75 Ω 4. LNA Gain : 25dB 5. Reception Range 300 miles (Max) 6. Size : 335 x 235 x 0.6mm 7. Color : Black 8. Cable : 1.5C - 2V / Lenth = 4m 9. Connectors : Universal 10. Polarization ： Linear 11. Voltage : 5V 12. Power Supply Connector : USB 13. Operation Temperature : -45 ~ 85℃ 14. Storage Temperature : -45 ~ 85℃ 15. Compatible with 720p, 1080i, 1080p/ ATSC Set up guide : Step1 : Connect the end of attached coaxial cable to the ANT/IN connector on the back of the TV or Digital Converter Box, Plug the USV plug into the USB port of the TV or Digital Converber Box. Step2 : Hand held the antenna, near the window, place it horizontally or vertically. Step3 : In the TV’ s or STB ’ s setup menu, set the tuner mode to “ Antenna ” or “ Air ” For more detailed instructions, please refer to your TV manual. Step4 : In the TV ’s or STB ’s setup menu, set TV to “ scan ” for channels. This can sometimes be listed as auto-program,auto-scan,channel search or channel scan. Consult the TV manual or detailed instructions. Step5 : If reception is sporadic, try moving the antenna to another location and rescanning the TV until optimal postition is found. Step6 : Fix the antenna at the optimal position you found. Adjustment of antenna directions Connect the antenna to TV properly. Set TV to Antenna mode. When the signal quality is low, adjust the location of the antenna or rotate it towards television station. you an watch the clear tv program until the signal quality gets improved. TV Antenna Pacakge Content (Not include Amplifier): 1 x TV Antenna 1 x Universal Connector