The Motorola PMMN4096 Bluetooth Wireless Remote Speaker Microphone offers reliable, wireless communication with a 10-meter range. Designed for durability, it features an IP55 rating for protection against dust and water, making it ideal for tough environments. Its omnidirectional microphone ensures clear audio transmission, while compatibility with Motorola DP4401/e, DP4601/e, DP4801/e, and DP3441e/3661e radios enhances versatility. This replacement RSM unit excludes the battery and clip but works seamlessly with accessories like the PMLN6716 car charger and MDRLN4885 kit, ensuring dependable performance.