This is the Futaba R304SB 2.4GHz FHSS 4-Channel Telemetry Receiver. FEATURES: Used with the Futaba 4PLS, 4PX, and 4GRS 2.4GHz T-FHSS radios One year limited warranty through Futaba beginning at date of purchase INCLUDES: Futaba R304SB 2.4GHz FHSS 4-ch Receiver SPECS:
Power Requirement: 4.8 - 7.4V battery (dry cells cannot be used) Receiving Frequency: 2.4GHz System: T-FHSS (auto detection) with SBUS2 port Dimensions: 1.38 x 0.91 x 0.33" (35.1 x 23.2 x 8.5mm) Weight: 0.23oz (6.5g) Antenna Length: 7-1/2"
