MTDS8C: Synthesized Dual conversion receiver Size: 46x24x13mm·+1.8"x0.9"x0.5"·¼ Weight: 9.2g(with shirink wrap) Range: >1.5km/4900ft Sensitivity: better than 2.0¬ªv Selectivity: f+8 kHz at 65 dBdown Number of Channel: 1-8 Filtering: Dual turned RF circuitry·+Dual 4 pole ceramic filter·+DSP filtering with mild algorithm Modulate: FM/PPM Intermediate Frequency: 10.7MHZ IP3: +10dBm Operating voltage: 4.8Vf+6.0VDC Operating current: 17mA. Weight: 43g.