RTS Intercoms RTS-LH-300-DMA4F Single-Sided Headset Dynamic Microphone- XLR 4-Pin Female Connector

The LH-300 headset is a super lightweight, single-sided headset for the ultimate in day-long comfort. The LH-300 features high-quality, dynamic earphones with a noise-cancelling microphone with a semi-rigid, fully adjustable boom for precise positioning on right- or left-side. The high-quality wide band dynamic earphones with soft, pliable ear cushions and headband pads offer a better fit, isolation and frequency response. Features Fully rotating boom microphone positionable for right- or left-side use Boom mounted, noise-canceling microphone Soft, pliable ear cushions and headband pads Models LH-300-DM-A4F - Single Side, Dynamic Mic, A4F LH-300-DM-A4M - Single Side, Dynamic Mic, A4M LH-300-DM-A5M - Single Side, Dynamic Mic, A5M LH-300-EM-i3.5 - Single Side, Electret Mic, 3.5 LH-300-DM-PT - Single Side, Dynamic Mic Specifications Cable Length: 6 ft. ( 1.8m) Color: Black and Stainless Steel Microphone Sensitivity: -63 dBV/Pa ( Dynamic), -41 dBV/Pa ( Electret) Microphone Type: Dynamic Noise-Cancelling ( DM-A4F, DM-A4M, DM-A5M, DM-PT), Electret Noise-Cancelling ( EM-i3.5) Speaker: Dynamic Speaker Sensitivity: 99 SPL/mW, 100 SPL/mW Impedance: 150 O ( DM-A4F, DM-A4M), 300 O ( DM-A5M, EM-i3.5, DM-PT)