This document provides instructions and precautions for the use of the EP-280/EP-280W wireless amplifier. The product features a wireless microphone receiver module, USB interface, and charging system, making it suitable for amplifying audio in various environments.
The EP-280 series wireless PA system is a portable, waterproof speaker with a built‑in rechargeable battery, supporting AC100‑240V input and 600‑960 MHz wireless microphone reception. It can be used in offices, classrooms, conference rooms, churches, and outdoor emergency broadcasts, offering clear sound and up to 8 hours of operation on a full charge.
The manual explains safety precautions, recommended placement (1‑1.5 m above ground), and optional accessories such as a tripod (ST‑30) or wall‑mount (W‑28). Detailed control functions include power, volume, channel selection, and indicator lights for battery status and charging. Battery charging procedures, maintenance tips, and a full specifications table are also provided. This manual is written in Chinese.
| Battery | 12.6 V / 2600 mAh Li‑ion |
|---|---|
| Input Voltage | AC 100‑240 V, DC 19 V/2.3 A |
| Charging Time | ≈ 4 hours |
| Dimensions | 160 × 150 × 205 mm |
| Frequency Range | 600‑960 MHz |
| Default Channels | 16 |
| Frequency Response | 50 Hz‑18 kHz (±3 dB) |
| Maximum Output Power | 35 W |
Place the unit 1‑1.5 m above the floor and optionally use the ST‑30 tripod or W‑28 wall‑mount.
The device accepts an input voltage between 100 V and 240 V AC.