Features: Bulid-in microphone Super mini, light weight only 8g Five bands 40 channels with Raceband Vertical antenna connector design for racing drone Button control instead of switch, LEDs for frequency selection Single push to change CH, push and hold for 2 or 3 seconds to change FR Frequency range: FR1: 5740Mhz, 5760Mhz, 5780Mhz, 5800Mhz, 5820Mhz, 5840Mhz, 5860Mhz, 5880Mhz FR2: 5705Mhz, 5685Mhz, 5665Mhz, 5645Mhz, 5885Mhz, 5905Mhz, 5925Mhz, 5945Mhz FR3: 5865Mhz, 5845Mhz, 5825Mhz, 5805Mhz, 5785Mhz, 5765Mhz, 5745Mhz, 5725Mhz FR4: 5658Mhz, 5659Mhz, 5732Mhz, 5769Mhz, 5806Mhz, 5843Mhz, 5880Mhz, 5917Mhz FR5: 5733Mhz, 5752Mhz, 5771Mhz, 5790Mhz, 5809Mhz, 5828Mhz, 5847Mhz, 5866Mhz Specifications: Modulate: Wideband FM modulate Video format: NTSC/PAL Output impedance: 50 Ohm Output power: 26-28dBm Frequency range: 5645-5945Mhz Channel: 40CH Transmitter power: 600mW Operating voltage: 7V-20V Output voltage: 5V Supply current: 260mA at 12V Video band width: 8.0MHz Audio carrier frequency: 6.5MHz Video input level: 0.8-1.2Vp-p Video input impedance: 75 Ohm Audio input level: 0.5-2.0Vp-p Audio input impedance: 10K Ohm Antenna connector: RP-SMA-K connector Dimension: 38 x 20 x 8mm/1.5 x 0.8 x 0.3 inch Package size: 120 x 79mm/4.7 x 3.1 inch Net Weight: 23g Package weight: 25g Package List: 1 * 5.8G 600mW 40CH Transmitter 1 * Antanna 1 * Channel Frequency Table