iHaospace 800M 80-110MHz FM Transmitter Wireless Microphone Frequency Board for Arduino Adjustable Capacitor

Produktbeschreibung

Working voltage: 2V-5V (mobile power can be used, but with regulated power supply, mobile phone charger may have AC noise, if the voltage is too high, it will burn the launch tube) Working current: 30-80mA (measured input working current: 4.8V-87mA, 3.6V-63mA, 2.4V-36mA, test 80cm wire for the antenna, respectively, using four, three, two BPI2100mah nickel-metal hydride rechargeable battery test) Transmitting frequency: 80-110MHz (complete coverage of home FM radio frequency) Transmitting power: 150mw (C models), 50 meters - 800 meters (depending on the antenna efficiency determines the distance) On-board microphone with external audio input (mono)