Features: Suit for RC boat, RC car, multicopter. Adopts 2.4G S-FHSS system, a maximum 6 channels. Fully assignable control switch, knob, stick and digital trims. When battery voltage below 8.4V, the power supply indicates 500ms 1 time. About 800m control distance, guarantee your long range and anti-interfere experience. Specifications: Transmitter(MODE 2) Channel: 6 Suitable Model: Airplane, UAV, Vehicle, Ship RF Range: 2401MHZ---2479MHZ RF Power: Less than 100MW Working Current: Less than 120MA Working Voltage: 4.5--8.5V Modulation Mode: FSK Sensitivity: 1024 Signal Output: 6 PWM Signals and 1 SBUS Signals Analog and External Power Supply (not More than 8V): YES Low Voltage Alarm Mode: LED Indicator and Buzzer Alarm at the Same Time Power: 6V 1.5AA* 4 Adopt the Latest FHSS Mode In Line with European Standards MC7RB: Product Name: MC7RB Suitable Remote Control: MC6C, E6, MC7, MC10 Size: 42MM*28MM*13MM Antenna Length: Built-in Antenna Output Channel: 6 PWM Signal Channels and 1 SBUS Signal Channels Reception Frequency: 2401MHZ-2479MHZ Voltage Range: DC3.5V-7.4V Opposite Frequency Mode: Contact Pair Frequency Package Information: Package size: 22 * 21.5 * 10cm Package weight: 380g Box Package Packing List: 1 * MC6C Transmitter(MODE 2) 1 * MC7RB Receiver