Item No PN-SPR01 SPEED PASSION CARRERA 2 The Carrera is the perfect entry level 2.4GHz radio, or as a 2.4GHz replacement for any RTR vehicle with an AM or FM radio system. No more Xtals, no more frequency conflicts - just fast glitch free performance for any RC car or boat. The Carrera's impressive features list includes dual rate steering, a durable fold-flat antenna, low voltage wareing and even an integrated LED flashlight! Carrera 2  2.4GHz Specs Transmitter: 2 channel ,surface use GFSK Modulation Digital signal code 1024 sensitivity 12 input power 3.5mm charger port Receiver: 3 channel, surface use -100db RF sensitivity 4.5-6v input power Only 5g 159x99x31.5mm