Not made by Traxxis or HPI.  Includes Receiver.

Has Fail-Safe Feature (if battery is low or signal is out of range, the receiver automatically applies the brake or idles the engine).  Nice feature to prevent a runaway RC.  For gas & electric. 

Dimension: 154 x 127 x 270mm
Net Weight: 395g
ANT Length: 26mm (2.4GHz)
Channels: 3 Channels
Frequency: 2.4GHz
Modulation: GFSK
System Type: Automatic Frequency Hoping Digital System (AFHDS)
Sensitivity: 1024
LCD Dimension: 100mm (L:95 x W:3mm) / 4 inches (L:3`12 x W:1`3 inches)
RF Power: no more than 10mW
Low Voltage Warning: Yes (less than 9.5V)
DSC port: Yes (3.5mm)
Charger Port: Yes
Power: 12V DC (1.5V x 8)
Model Type: RC Car / Boat
Certificate: CE (0678) FCC

Receiver Specification & Features:

Dimension: 37.6 x 22.3 x 13mm
Net Weight: 5g
ANT Length: 26mm
Channels 3ch
Frequency: 2.4GHz
Modulation: GFSK
System Type: AFHDS
Sensitivity: 1024
RF Receiver Sensitivity: -105dbm
Power: 4.5 - 6V DC (1.5V x 4)
Model Type: RC Car / Boat
Certificate: CE (0678) FCC