GLA-20s Single 18-Inch Line Array Subwoofer
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Product Showcase
This device integrates lightning protection, surge suppression, optional external switching, and filtering functions. Equipped with a 2.5mm² triple-core cable (with 10A national standard plug) and a 2-inch color LCD dynamically displaying voltage, date (DD-MM-YYYY), time, and weekday. Each channel supports 10A high-current relay output with universal standard sockets, while enabling independent delay/start time adjustment per channel (0–999 seconds). It supports multi-device cascading and extern

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PRODUCT PARAMETERS
| Surge/lightning protection + optional external switch + filter | 3×6mm² triple-core cable |
| 2' color LCD (voltage/date/time/weekday) | 30A relay + universal outlet per channel |
| 0-999s delay/power-on timing per channel | Cascading & external control suppor |
| Device ID self-configuration for remote control | 8 switch scenario presets |
| Under/over voltage auto-alarm |
PRODUCT DIMENSIONS
About CF-AUDIO
Guangzhou CF Audio Manufacture Co., Ltd., also known as CF Audio, is a leading enterprise in professional audio, specializing in R&D, design, production, and service.
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