4-channel amplifier Renkforce RF-CMP-204, 200W total, Bluetooth, USB playback

Renkforce RF-CMP-204 is a 4-channel amplifier offering up to 200W total output power with integrated Bluetooth wireless input and direct USB audio playback. The unit is intended for compact PA systems, background music, and multi-zone audio setups where simple source switching and clear sound reinforcement are required. The amplifier accepts Bluetooth streams from smartphones or tablets and plays audio files directly from USB storage devices, providing flexible connectivity for venues, retail spaces, offices and home installations.

Advantages

The amplifier combines four output channels in a compact chassis, enabling independent connection of several speaker zones from a single device. Bluetooth input simplifies wireless streaming without additional adapters, while USB playback supports common audio files for unattended background music. With a total combined power rating of 200W, the device is suitable for low- to medium-power applications and offers straightforward front-panel controls for quick adjustments. Its form factor and connectivity options reduce cable clutter and facilitate integration into small sound systems.

Suitable for

• Background music in shops, cafés and waiting areas
• Small PA and announcement systems in community halls or meeting rooms
• Multi-zone audio for offices, classrooms or hospitality spaces
• Home audio setups requiring compact multi-channel amplification

Key specifications

• Number of channels: 4
• Total output power: 200W (combined)
• Wireless input: Bluetooth for audio streaming
• Wired playback: USB port for direct file playback from USB storage
• Control: Front-panel controls for volume and source selection
• Form factor: Compact chassis suitable for shelf or rack placement

How to use

Connect the amplifier to the mains supply and attach speakers to the four output channels using appropriate speaker cables. Select the audio source using the front-panel controls: pair a Bluetooth device for wireless streaming or insert a USB storage device containing supported audio files for direct playback. Adjust volume and balance settings as required for each zone. Ensure speaker impedance and cabling meet the amplifier’s requirements to avoid overload or reduced performance.

Usage recommendations

Place the amplifier in a well-ventilated location and avoid enclosing it in tight spaces to ensure adequate cooling. Use good-quality speaker cables and check speaker impedance compatibility. For stable Bluetooth connections, position the paired device within a clear line of sight when possible, and keep USB storage devices formatted in a commonly supported file system with compatible audio file formats.