From the Manufacturer

Features:

• High-voltage (4.8 - 7.4V) capability eliminates the need for a regulator when using a 2S 7.4V LiPo pack as a power source
• Normal and High-Speed Modes: Normal mode frame rate is (FHSS/S-FHSS) 13.63ms and accepts any type of servos or peripherals. High-Speed mode (in Futaba 4PL transmitter only), with an output of 6.8ms, accepts digital servos including the BLS series and most peripheral equipment such as brushless ESCs
• Easy-Link circuitry, frequency hopping, spread spectrum design
• Dual Antenna Diversity
• Capable of 4 channels only in FHSS mode

Requires: Binding to transmitter, installing in aircraft and connecting servos

Specifications: 

Modes: FHSS or S-FHSS

Voltage Input: 4.8V-7.4V

Compatible Batteries: NiCd, NiMH, LiPo, LiIon & LiFe

Dimensions: 1.70 x 0.98 x 0.35 in (43.1 x 25 x 8.8 mm)

Weight: 0.29 oz (8.3 g)