AR6400 Specifications: Type: D SM2 Ultra-Micro receiver with integrated brushed speed controller and two linear servos Channels: 6 channels or 4 channels plus X-Port Modulation: DSM2 Dimension (WxLxH): 27.75 x 27.15 x 8.10mm Weight: 3.9 g Input Voltage Range: 1-cell LiPo 3.2 to 4.2...