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Review Summary
Accidents happen where life happens. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failure, and more.
If we can’t fix it, we’ll replace it at no additional cost.
Protect your product from drops, spills, and more.
Enjoy your gear without fear. We have you covered!
When regular use of your product over time results in mechanical or electrical failure.
We will never charge you a deductible after the purchase of a plan.
Our claims process is simple & easy and our customer service team is happy to help.
Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for purchase Internationally or in U.S. Territories.
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10k Ohms
20 watts x2 @ 4 ohms
30dB
0.05% typical
85%
20Hz - 25kHz
24VDC
6.75 x 3.5 x 1.5" (17.14 x 8.89 x 3.8cm)
1 lb (0.45kg)
The Rolls MA255 Compact Class D Stereo Amplifier features 20 watts per channel and a 4-channel integrated audio mixer. The MA255 is an ideal solution for mixing audio in halls, projection equipment, small presentations and other applications. The mixer features 4 RCA line inputs and a 1/8" (3.5mm) mini input for connecting portable audio devices such as MP3 players (no mic input). Connect a pair of speakers right into the left / right speaker post outputs. Each channel features a level control dial on the front panel. The MA255 features a compact chassis and class D low heat emission, allowing it to be in tight spaces where proper ventilation would otherwise be an issue.