热卖SAST ST-605大功率蓝牙恒压放大器，120W公共广播系统，吸顶扬声器，家庭影院组合，两区独立声控

**Specifications:**

**Brand:** SAST

**Product Name:** Professional Broadcasting System

**Features:**

- 35 years of focus on audio and video product development

- Provides solutions for urban streets, various shopping malls, tourist attractions, retail stores, company meetings, factory workshops, campus broadcasting, residential communities, hotels, and background music systems for personal use

- Offers design and installation guidance for bidding documents and conference systems

**Model:** High-Power Double-Ring Bluetooth Amplifier ST-605

**Specifications:**

- High-power amplifier designed for engineering use

- Bluetooth connectivity

- Two microphone inputs

- USB/SD playback

- Three microphone inputs

- USB/SD playback

- Two-zone volume control

- FM radio

- Bass and treble adjustment

- LED screen display

- Overload protection

**Model:** Six-Zone Independent Control Amplifier ST-605

**Specifications:**

- Six-zone independent control

- Two-zone independent volume adjustment

- Bluetooth connectivity

- Two microphone inputs with strong feedback suppression

- Bass and treble adjustment

- USB/SD playback

**Additional Features:**

- Dual microphone input with strong feedback suppression

- Individual high and low adjustment

- Multiple connectivity options including Bluetooth, USB, SD card, DVD, TV, and computer

**Panel Display:**

- Front panel features previous track/play/pause/next track/mode switch buttons and a display screen

- Rear panel includes audio output, audio input, COM, 4-16Ω, power switch, SD card input, USB input, two microphone inputs, low and high adjustments, two-zone volume controls, and various audio interfaces

Please note that the specifications provided are based on the information given and may be subject to change or updates by the manufacturer.