Specifications: Channels: 3 Channels Model type: Car/boat RF range: 2.40-2.48GHz Bandwidth: 500Hz Band: 160 RF power: Less than 20DB 2.4G system: AFHDS Code type: GFSK Senditivity: 1024 Low voltage warning: Yes(less than 9V) DSC port: Yes(3.5mm:output:PPM) ST range: 90 TH range: 45(F:30;B:15) Charger port: Yes Power: 12V DC(1.5AA*8) Color: Black Package includes: 1x FS-GT-3B Gun Controller 1x FS-GR3C Receiver 1x Black Tube