<p>1. High-impact shell: The SM18N2 speaker microphone is made of high-impact ABS and polycarbonate plastic, providing superior durability. It can withstand rough conditions and last for a long time.</p> <p>2. High-quality and clear audio: The SM18N2 walkie-talkie uses a high-quality speaker and noise-cancelling microphone that provides loud and clear audio.</p> <p>3. Eco-friendly PU cable and IP54 waterproof: The SM18N2 radio mic features an eco-friendly PU cable reinforced with coiled wire, making it highly . It has a waterproof rating of IP54, making it to rain and dust.</p> <p>4. Back clip and 3.5mm audio jack: The SM18N2 PTT microphone has a sturdy plastic 360-degree rotating clip that allows for easy positioning on clothing or shoulder straps. It features a 3.5mm audio jack for easy connectivity.</p> <p>5. Withstood multiple tests: The SM18N2 two way radio microphone has undergone high-altitude performance, vibration, mechanical shock, thermal cycling, external short circuit, and overcharge testing simulations to reliability in harsh environments.</p> <p>Model Number:PTT Microphone</p> <p>Name:Speaker Microphone</p> <p>Model:SM18N2</p> <p>Microphone:Impedance 2.2ohm</p> <p>Sensitivity:-36dB\u00B12dB</p> <p>Frequency response:20Hz-1.6KHz</p> <p>Sensitivity:94dB \u00B1 3dB</p> <p>Impedance:8ohm\u00B115%</p> <p>Audio:2W</p> <p>Microphone:Frequency:20-16000Hz</p> <p>Sensitivity:-40dB \u00B1 2dB</p> <p>Impedance:2.2Kohm</p> <p>Compatible radios:Suitable for HYT PD700 PD700G PD702 PD702G PD705 PD705G PD752 PD752G PD755 PD755G PD780 PD780G PD780GM PD782 PD782G PD785 PD785G PD788 PD982 PT580H UL 913</p> <p>Colour:Black</p> <p>Material:Plastic</p> <p>Package Contents:</p> <p>1 * PTT Handheld Mic</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>