Nady DKW-3 HT VHF Wireless Microphone System Part Number: DKW-3 HT/D Type: Wireless Microphone Systems Modulation: FM (F3E), +/-15KHz max Wireless Frequency: 170-216MHz Wireless Range: 150 ft. typical-up to 300+ ft. line-of-sight Frequency Response: 80-14,000 Hz, +/-3dB Specification: OVERALL SYSTEM PERFORMANCE - Dynamic Range: 95dB - Total Harmonic Distortion: -40dB - Battery: 9V Alkaline - Battery life: Up to 15 hours - Dimensions: 8.9 x 1.4 Dia (22.6 x 3.5 cm) - weight (w/o battery): 5.4 oz (151 g) RECEIVER - Controls: Power On/Of...