Versatile Compatibility: This handheld speaker mic is compatible with standard version 2-pin Motorola CP200/CLS1110/RMU2040/BPR400 radios. 3.5mm Earpiece Jack: Add a 3.5 mm listen-only earpiece to provide a better solution in noisy environments! Waterproof: IP56 waterproof to prevent spray and soaking, also can prevent dust and other solid material intrusion inside the radio. High-quality Sound: This speaker mic ensures a clear and crisp sound. Various Applications: The handheld speaker mic with camouflage pattern, suitable for use by police and security personnel, large group activities. JEUYOEDE Waterproof IP56 Handheld Speaker Microphone with 3.5mm Earpiece Jack Compatible for Motorola CP200D CLS1110 RMU2040 BPR400 2 Pin Radios