Product name:Flysky FS GT3B 2.4G 3ch RC System Gun Remote Control Transmitter and Receiver for RC Car RC Boat default Operates between 2,400 GHz to 2,435 GHz frequencies, divided into 160 wave bands. It covers the entire band width of the antenna bandwidth range. Approves AFHDS (Automatic Frequency Hopping Digital System). High reception sensitivity. Super active and passive anti-jamming options. Very low power consumption, and stable performance. LCD Display. . Description: Item Name: Remote control receiver Mode type: car / boat ANT length: 2.6 cm / 1in 2.4G system: AFHDS Model type: car / boat ST range: 90 degrees (L Model: FS-GT3B Band width: 500 KHz Type Code: GFSK DSC port: 3.5mm (output Low voltage warning: yes (less than 9 V) Size: 3.5 * 2.2 * 1.2 cm / 1.3 * 0.8 * 0.4in Size: approx. 15.5 * 12.5 * 18.5 cm / 6.1 * 4.9 * 7.2in Package weight: 602g / 1.3lb Colour black Charger port: yes Band: 160; Powered by: 8 * 1.5 V AA batteries (not included) ; Display; Power: 4.0-6.5 V DC RF reception ; sensitivity: -105dBm TH range: 45 degrees (F RF power: less than 20dBm Brand: Flysky Channel channel: 3 Weight: 5g / 0.1 oz Channels: 3 Frequency: 2.4-2.48 GHz Sensitivity: 1024 Package size: 25.7 * 18.8 * 14cm / 10.1 * 7.4 * 5.5in Certificate: CE, FCC RF range: 2.4-2.48 GHz; Package includes: 1x FS-GT3B Controller 1x FS-GR3C Receiver for FS-GT3B 1x Black Attenna Tube 1x manual