4”全天候防水壁挂音箱30W W-4F（定阻定压两用）
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本系列为两分频全天候壁挂音箱，具有以下功能特点：
- 结构耐用：工程塑胶注成箱体 + 铝面网，耐腐蚀、防水，适合户外长期使用。
- 功率灵活：支持多种输出功率选择，配备定压/定阻输入切换，适配不同信号场合。
- 应用场景：适用于室外补声、背景音乐播放，并配备可调节安装支架，便于多角度安装。
技术参数：
- 产品型号：W-4F
- 额定功率：30W RMS, 45W peak
- 喇叭单元：4"×1 1"×1，两分频系统
- 箱体材质：ABS工程塑料+铝质防护面网
- 灵敏度：90dB (±3 dB, 1W/1m)
- 频响范围：100Hz–18kHz (-10dB)
- 输入功率：7.5W / 15W / 30W（支持100V定压或8Ω定阻输入）
- 接线方式：4位栅格式端子（支持多档功率切换）
- 防护等级：IP66（全天候防水防尘）
- 产品尺寸（W×H×D）：160 mm×221 mm×125 mm
- 产品净重：2.5kg
- 包装规格：独立内包装，8只/外箱
- 标配配件：安全绳索+铁制安装支架
This series is a two-way all-weather loudspeaker with the following key features:
1.Durable Construction:
Enclosure molded from engineering-grade plastic with an aluminum grille—corrosion-resistant and waterproof, ideal for long-term outdoor use.
2.Flexible Power Options:
Supports multiple output power settings and offers switchable constant-voltage (e.g., 100V) / constant-impedance (e.g.,8Ω) input, making it adaptable to various audio system configurations.
3.Versatile Applications:
Suitable for outdoor fill-in sound reinforcement and background music playback. Comes with an adjustable mounting bracket for easy, multi-angle installation.
Technical Specifications：
- Model Number: W-4F
- Rated Power: 30W RMS, 45W peak
- Speaker Drivers: 4"×1 + 1"×1, 2-way system
- Enclosure Material: ABS engineering plastic + Aluminum alloy protective grille
- Sensitivity: 90 dB (±3 dB, 1W/1m)
- Frequency Response: 100 Hz–18 kHz (-10dB)
- Input Power: 7.5W / 15W / 30W (Supports 100V constant-voltage or 8Ω constant-impedance input)
- Terminal Type: 4-position barrier strip (Supports multi-level power selection)
- Protection Rating: IP66 (All-weather waterproof and dustproof)
- Product Dimensions (W×H×D): 160 mm×221 mm×125 mm
- Net Weight: 2.5 kg
- Packaging Specification: Individual inner packaging; 8 units per outer carton
- Standard Accessories: Safety rope + Steel mounting bracket
