Use For : FS-GT2, FS-GT2B, FS-GT3, FS-GT3B, FS-GT3C Specification : Channels: 3 channels model type: car frequency bank :2.4G modulation: GFSK sensitivity: 1024 RF.receiver sensitivity: -100dbm power: 4.5-6vdc weight: 5g ANT lenth:26mm size:37.6*22.3*13mm color: gray certificate: CE FCC