The Motorola PMLN7396A Earpiece is designed for comfort during extended use, featuring an adjustable D-style design that fits most ears. This receive-only earpiece connects directly to your remote speaker microphone (RSM) via a 3.5mm jack, allowing for discreet communication without a push-to-talk (PTT) function. Compact and durable, it ensures reliable performance while providing a comfortable fit for all-day wear. Whether in security, law enforcement, or other professional settings, the PMLN7396A enhances your communication capabilities seamlessly.