Description: REDCON DSM2 DSMX Satellite Receiver for speaktrum JR MD CM703, S603 satellites receiver Available for speaktrum JR MD (DSM2 and DSMX) Can be directly linked to multi-axis aircraft Suitable for CM703, S603 satellite receivers Pair code button,JST to JR connector Specification: Channels: 20CH System: DSM2 DSMX RF Range: 2.4GHz Weigth: 3g Material: Metal Size Chart: Size: 22 x 14.9 x 5mm/ 0.86 x 0.58 x 0.19inch Package Includes: 1 Piece CM703 S603 Satellite Receiver