## Overview of AS01508MS-SP15-WP-R The **AS01508MS-SP15-WP-R** is a specialized micro-speaker manufactured by **PUI Audio**. It is designed for compact electronic devices requiring moisture protection and high-quality sound output in a small footprint. --- ### 1. Key Technical Specifications Below are the primary electrical and physical characteristics of the component: | Feature | Specification | | :--- | :--- | | **Speaker Type** | Dynamic, Micro | | **Impedance** | 8 Ohms ± 15% | | **Rated Power** | 0.8 Watts | | **Maximum Power** | 1.0 Watts | | **Sound Pressure Level (SPL)** | 88 dB @ 0.1W / 0.1M | | **Resonant Frequency (Fo)** | 500 Hz | | **Frequency Range** | 500 Hz ~ 20,000 Hz | | **Ingress Protection** | IP67 (Waterproof) | --- ### 2. Physical Design and Construction The "WP" in the part number signifies its **Waterproof** rating. This is achieved through specific material choices: * **Diaphragm Material:** Usually Mylar or a specialized polymer that resists water absorption and pressure. * **Housing:** A rectangular or square frame designed for surface mounting or specific enclosure integration. * **Termination:** Lead wires (pre-soldered) for easy connection to a PCB or wiring harness. * **Dimensions:** It is a small-form-factor speaker, typically used where internal space is at a premium. --- ### 3. Common Applications Due to its IP67 rating and compact size, this speaker is frequently found in: 1. **Handheld Devices:** Two-way radios, scanners, and GPS units. 2. **IoT Hardware:** Outdoor smart home devices (doorbells, sensors). 3. **Medical Equipment:** Portable monitors that require cleaning or exposure to fluids. 4. **Wearables:** Specialized industrial wearable tech. --- ### 4. Part Number Breakdown Understanding the PUI Audio naming convention for this part: * **AS:** Audio Speaker. * **015:** Refers to the physical size (approx. 15mm). * **08:** 8 Ohm Impedance. * **MS:** Micro Speaker series. * **WP:** Waterproof (IP67). * **R:** RoHS Compliant. ---