Spektrum Sr515 Dsmr 5ch Receiver

features product specifications # of channels: 5 modulation: dsmr/dsm2 band: 2.4 ghz length: 1.28 in (32.7 mm) width: 0.84 in (21.4 mm) height: 0.53 in (13.6 mm) weight: 0.21 oz (6.0 g) voltage range: 3.5-9.6 v antenna length: 4.72 in (120 mm)   ...