MMA220 is a small digital amplifier (Class D), with EQ control and MIC mixer function.
It has a small enclosure, but powerful functions, including bridge mode, dual-mono,
EQ control, microphone mixer etc.
 
It is a great problem solver for different applications like classrooms,
small meeting rooms, lecture halls, bars, pubs etc.

Features

• Mini Amplifier(Class D) with MIC mixer
• 2 x 20 W @ 4 Ohm or 1 x 40 W @ 8 Ohm (bridge)
• Dual-mono output
• 2 Stereo linelevel audio selectable inputs
• Microphone mixer, with independent volume control
• Auto noise gate for Mic input
• Volume / Bass / Treble adjustable 
• Local buttons + RS232 + IR controlling
• 24 V DC power supply

Application example

The ProPLAY Audio is a compact and professional Audioplayer for MP3 Audio Files.

The ProPLAY Audio is a cost effective professional solution for small budgets.
Wherever Video-/Audio information is required on the push of a button and
there is just a little space, the ProPLAY Audio is the ideal solution.

With simple contacts single clips or complete play lists can easily be triggered.
Contacts and playlists can be programmed and even complex and demanding
shows can be easily realized.

Features:
- Storage and playback of MP3 audio clips.
- Control per playlist, RS-232 and 16 contact closure
- Files are stored on compact flash cards up to 8 GB
- Audio output Stereo analog
- speaker output (1 W/ 8 W; 2 W/4 W)
- Lockable CF-Card Slot

Applications:
- Point of Sale,
- Point of Information (eg. museums, retail stores, pharmacies ....),
- Presentation on fairs