This is the Spektrum Audio-Interface AS3X Receiver Programming Cable
This is the Spektrum USB AS3X Receiver Programming Cable
Type:Serial receiver# of Channels:8–18 depending on mode of operationModulation:DSM2, DSMXBand:2.4GHzLength:1.17 in (29.8mm)Width:1.15 in (29.3mm)Height:0.45 in (11.5mm)Weight:0.32 oz (9.15g); 0.49 oz (13.75g) with remote receiverVoltage Range:3.5–9.6VAntenna Length:6.97 in (177mm)Experience Level:Advanced Paerfect in combination with SPARTAN FBL Modul
SPEKTRUM AR9350 9 Channel AS3X RX with integrated telemetry