Tactic TR325 2.4GHz 3-Channel Receiver. FEATURES Compatible with the Tactic 2.4GHz transmitters and any transmitter featuring the SLT logo. For RC surface vehicles including car, truck, buggies and boats. Internal antenna Built-in bind button with red LED status indicator. Automatic fail-safe returns all servos to center, and automatically resumes normal function when signal is reacquired. One button setup. Includes: Tactic TR325 2.4GHz 3-channel receiver Specs: Channels: 3 Receiving Frequencies: 2.403 - 2.480GHz Modulation: SLT 2.4GHz FHSS Input Power Requirement: 4.0-6.0V Dimensions: 1.4 x 0.75 x 0.55" (35 x 19 x 14mm) Weight: 0.18 oz (5.2g) Antenna: Internal Range: 600' (185m)Compatibility: Tactic 2.4GHz or SLT 2.4GHz transmitters