Emergency personnel, members of the Armed Forces and those who work in challenging environments, such as the utilities and construction industries, know the importance of being able to stay in touch. The extremely rugged Savox RSM-30 Wired Remote Speaker Microphone brings efficiency and dependability to Push-to-Talk (PTT) communications, helping insure those important conversations go through and are heard loud and clear. The Wired Remote Speaker Microphone connects to a smartphone for PTT capability and full duplex communication capability (for normal phone calls). Designed to the IP55 standard (dust and water resistant), it's lightweight and has large, multi-function buttons for easy use. With the Wired Remote Speaker Microphone in hand, workers in rugged environments can efficiently manage PTT communications with the push of a button. And they never have to take their gloves off or their smartphone out of their pocket. The Wired Remote Speaker Microphone is compatible with all leading PTT applications. Rugged construction Dust and water resistant, the Wired Remote Speaker Microphone is ready to brave the elements. It features durable construction and an ergonomic design so it's easily held in the palm of your hand. A rotating belt clip makes it easy to keep it at arm's length when not in use. Functional layout Large volume buttons on the side of the microphone let you easily toggle the volume up and down. A multifunction button on the front of the microphone is used to easily answer calls from a smartphone. Efficient communication The Wired Remote Speaker Microphone offers both full duplex communication capability (for normal phone calls), and one-to-many push-to-talk capability*. Users will experience superior audio quality (up to 100dB) for clear calls when needed most and get up to 80 hours of talk time** before the wired remote requires a charge with the included USB charger. A noise-canceling microphone makes it ideal for use in noisy environments. An included 3.5mm headset jack enables connection to a headset or earpiece for private conversations. What's In the Box One Savox RSM-30 wired remote speaker microphone and Headset, USB cable and charger, 120V wall adapter and Quick guide. *Battery power consumption depends on factors such as network configuration, carrier network and, signal strength. **SW configuration required for each mobile OS. Compatibility information available from Savox.