Specifications: Frequency: 5.8 G Hz Sensitivity: -93 to -95dbi Number of CH: 48 Channels Antenna connector: SMA Female Input voltage: 5 V Current Consumption: 5V @ 380m A-400m A Compatible with Fat Shark goggles Built-in Low Power Buzzer Click here to download the manual:AKKDiversity RX.pdf Package included:1 x AKK 5.8 G Hz -93 to -95dbi 48 CH Diversity FPV Receiver RX SMA Female for RC Drone