Output frequency: 76-108MHz, 100KHz step, 320 transmission frequencies in , with memory functionReceiving equipment: ordinary radio. A radio that can receive FM broadcasting can well receive the signals transmitted by this transmitter.Display mode: LCD display, the display content is the current transmission frequency. The actual measurement shows that the maximum distance of the transmitter in the open area is 1500 meters.Output power: 500mW (0.5W)Power supply voltage: 5 v USB - type-cFM transmitterModel: RC-FMVersion: V100Power supply current: 500mAInput signal: audio stereo, 3.5mm interface standard, appropriate input volume,Signal to noise ratio: 63dB0.05% color: Blackmaterial: metalPackage Contents:1 x FM TransmitterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.