{"product_id":"rti-amr-220-2-input-amplifer-2-channel-mixer-amplifier","title":"RTI AMR-220 2 Input Amplifer 2-Channel Mixer Amplifier 2 x 20W","description":"\u003ch1\u003eAMR-220 2 X 1 AUDIO MIXER AMPLIFIER\u003c\/h1\u003e\n\u003cp\u003e\u003cbr\u003eThe AMR-220 is a compact-size Class-D digital mixer\/amplifier for classroom or meeting room applications requiring switching of two audio sources (e.g., laptops, video conference systems). Additionally, a microphone can be mixed with the line-level audio sources. The adjustable balanced\/unbalanced microphone input supports condenser, dynamic, or wireless microphones.\u003c\/p\u003e\n\u003cp\u003eThe loop output can be used to share the same audio sources with multiple AMR-220s that power more speakers in different audio zones. The AMR-220 offers various control options, including RS-232, as well as a convenient top control panel.\u003c\/p\u003e\n\u003cp\u003eIncluded in the box:\u003cbr\u003eAMR-220, power cord, 3-pole pluggable terminal block (1), 4-pole pluggable terminal block (1), RS-232 cable (1), power adapter 24V DC 2.71A (1), plastic cushions (4)\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eFEATURES\u003c\/h3\u003e\n\u003cul class=\"list-ul\"\u003e\n\u003cli\u003eTwo input, one output audio mixer\/amplifier.\u003c\/li\u003e\n\u003cli\u003eTwo analog audio inputs (switchable).\u003c\/li\u003e\n\u003cli\u003eBalanced\/unbalanced adjustable microphone input with 48V phantom power for condenser, dynamic, or wireless microphones.\u003c\/li\u003e\n\u003cli\u003eSupports microphone mixing to an audio line source\u003c\/li\u003e\n\u003cli\u003eBuilt-in Class-D amplifier\u003c\/li\u003e\n\u003cli\u003ePower Output: 2 x 20 Watts (4 Ohms) or 1 x 40 Watts bridged (8 Ohms).\u003c\/li\u003e\n\u003cli\u003eEQ control (bass \/ treble).\u003c\/li\u003e\n\u003cli\u003eRS-232 control.\u003c\/li\u003e\n\u003cli\u003eAudio loop output to share audio sources with multiple amplifiers.\u003c\/li\u003e\n\u003cli\u003eCompact form factor with noiseless convection cooler.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cbr\u003eSPECIFICATIONS\u003c\/h3\u003e\n\u003cul class=\"list-ul\"\u003e\n\u003cli\u003ePower:    +24 VDC\u003c\/li\u003e\n\u003cli\u003eMounting:    Surface \/ wall mount\u003c\/li\u003e\n\u003cli\u003eAudio Input:   \n\u003cul class=\"list-ul\"\u003e\n\u003cli\u003eOne Line Input Stereo (RCA jack)\u003c\/li\u003e\n\u003cli\u003eOne Line Input Stereo (3.5 mm jack)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMicrophone Input:    One balanced\/unbalanced (3-pin Phoenix Connector), Switchable Line \/ 48V Phantom Power\u003c\/li\u003e\n\u003cli\u003eInput Impedance:    \u0026gt;10K Ohms\u003c\/li\u003e\n\u003cli\u003eAudio Output:   \n\u003cul class=\"list-ul\"\u003e\n\u003cli\u003eOne Stereo Speaker Output (4-pin terminal block)\u003c\/li\u003e\n\u003cli\u003eOne Loop Output (3.5 mm jack)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eRated Output Power:    2 x 20 Watts @ 4 Ohms \/ 1 x 40 Watts bridged @ 8 Ohms\u003c\/li\u003e\n\u003cli\u003eSpeaker Impedance:    4 to 8 Ohms\u003c\/li\u003e\n\u003cli\u003eFrequency Response:    20Hz to 20KHz\u003c\/li\u003e\n\u003cli\u003eBandwith:    20Hz to 25Khz\u003c\/li\u003e\n\u003cli\u003eSignal-to-Noise Ratio:    80dB at maximum output\u003c\/li\u003e\n\u003cli\u003eChannel Separation:    \u0026gt;75dB @ 20Hz to 20Khz\u003c\/li\u003e\n\u003cli\u003eVoltage Gain:    32dB\u003c\/li\u003e\n\u003cli\u003eCMRR:    \u0026gt;70dB @ 20Hz~20KHz\u003c\/li\u003e\n\u003cli\u003eTotal Harmonic Distortion + Noise @ 1KHz:    1% at nominal level\u003c\/li\u003e\n\u003cli\u003eTotal Harmonic Distortion + Noise @ 20KHz:    0.3% at nominal level\u003c\/li\u003e\n\u003cli\u003eFront Panel Control:    5 Buttons for Input Select, Volume and EQ\u003c\/li\u003e\n\u003cli\u003eRS232 Control:    One, Bidirectional control (3-pin Phoenix Connector)\u003c\/li\u003e\n\u003cli\u003eOperating Temperature:    C -10 to +40 degrees F +14 to +104 degrees\u003c\/li\u003e\n\u003cli\u003eOperating Humidity:    5% to 95% Non-condensing\u003c\/li\u003e\n\u003cli\u003eDimensions WxHxD:    4.84\" (123mm) x 1.55\" (39.5mm) x 3.42\" (87mm)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RTI","offers":[{"title":"Default Title","offer_id":53244979478817,"sku":"RT-AMR-220","price":299.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0044\/1502\/9317\/files\/RT-AMR-220.jpg?v=1786508922","url":"https:\/\/koalaaudio.com.au\/products\/rti-amr-220-2-input-amplifer-2-channel-mixer-amplifier","provider":"Koala Audio","version":"1.0","type":"link"}