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KD-AMP220 2 Channel 20 Watt Per Channel Compact Digital Amplifier by Key Digital

SKU: KD-AMP220
  • KD-AMP220 2 Channel 20 Watt Per Channel Compact Digital Amplifier by Key Digital
  • KD-AMP220 2 Channel 20 Watt Per Channel Compact Digital Amplifier by Key Digital
KD-AMP220 2 Channel 20 Watt Per Channel Compact Digital Amplifier by Key Digital

KD-AMP220 2 Channel 20 Watt Per Channel Compact Digital Amplifier by Key Digital

  • $371.00
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  • Brand
    Key Digital
  • SKU
    KD-AMP220
  • Weight
    2.00 lbs
  • Warranty
    3 Years
  • Condition
    New
  • Status
    In Stock
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In stock (50 items available)
The KD-AMP220 is a 2 by 20 watt Class-D amplifier with 8 Ω speaker output ideal for installation in presentation spaces. Input connections accommodate a microphone, line level balanced or unbalanced, and line level 3.5mm stereo analog audio inputs.
  • Brand
    Key Digital
  • SKU
    KD-AMP220
  • Weight
    2.00 lbs
  • Warranty
    3 Years
  • Condition
    New
  • Status
    In Stock
Product availability status
Questions? Ask our experts!

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  • $371.00
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Manual

The KD-AMP220 is a 2x20 watt Class-D amplifier with 8 Ω speaker output ideal for installation in presentation spaces. Input connections accommodate microphone, line level balanced/unbalanced, and line level 3.5mm stereo analog audio inputs. The output is a mix of audio from the microphone input and the selected audio input. Microphone and output volume levels may be variably controlled via IR, RS-232, or the front panel, and speaker level output may be set to bridge, stereo, or mono mode.

Features

  • Class D Amplification: 20W PER CHANNEL @ 4ohm, 40W @ 8ohm BRIDGED
  • Mixing: Output is a mix of microphone and the selected audio input
  • Signal Processing:
    • Variable volume level set for each input
    • Variable volume, bass, and treble for output
  • Inputs: Microphone (3-pin balanced, condenser/dynamic), 6-pin balanced stereo, 3.5mm stereo
  • Phantom Power: 48V phantom power for integration with condenser microphones
  • Outputs: Pre-amp line level (6-pin balanced), speaker level
  • Speaker Level Output: Bridge, stereo, or mono modes selectable
  • Noise gate for consistent audio levels, prevention of ambient noise
  • Control: Front panel, RS-232, IR with external IR Sensor (included)
  • Compact Size: 4.84”(W) x 3.42”(D) x 1.3”(H)
I/O Connections
Analog Inputs One (1) 6-pin Phoenix Connector; One (1) 3.5mm TRS Connector
Microphone Input One (1) 3-pin Phoenix Connector
Control (Front Panel) Push Button, Rotary Knob
Control (Rear Panel) RS-232 via One (1) 3-pin Phoenix Connector; IR via One (1) 3.5mm TRS Connector
Microphone 48V Phantom Power Mode Switch One (1) 2-Position Slide Switch
Output Signal Format Selector One (1) 3-Position Slide Switch
Balanced/Unbalanced Analog Audio Output One (1) 6-pin Phoenix Connector
Speaker Output One (1) 4-pin/5 mm Phoenix Connector
24V DC Power One (1) Barrel (5.5 mm OD, 2.1 mm ID)
Audio Performance
Input Impedance >10k Ω
Output Impedance 50 Ω Analog Output; 4/8 Ω Speaker Output
Maximum Rated Power Output 40 Watts
Frequency Response 120 Hz to 20 kHz
Common Mode Rejection Ratio (CMRR) >70 dB at 20 Hz to 20 kHz
Signal to Noise Ratio (SNR) 80 dB (Max)
Total Harmonic Distortion + Noise (THD+N) 1 % at 1 kHz; 0.3% at 20 kHz at Nominal Level
Voltage Gain 32 dB
Chassis and Environmental
Enclosure Painted Aluminum
Dimensions (WxHxD) 8.661" x 1.299” x 4.094” (LxDxH)
Net Weight 1.153 Lb
Operating Temperature +32° to +104° F (0° to +40° C)
Operating Humidity 20% to 90%, Non-condensing
Storage Temperature +14° to +140° F (-10° to +60° C)
Storage Humidity 20% to 90%, Non-condensing
Power, ESD, and Regulatory
Minimum Power Consumption 5 watts
Maximum Power Consumption 45 watts
Power Supply Input Voltage 100-240v AC at 50/60 Hz at 0.5 A
Power Supply Output Rating 24V DC at 2.71 A
ESD Protection 15kV
Device Regulatory CE, FCC
Power Supply Regulatory CE, FCC
Free Ground Shipping
We offer free ground shipping on every purchase of $300 and more for US and US territory. Please choose "Free Ground Shipping (UPS/USPS)" option at checkout.

UPS Ground
UPS provides up-to-date tracking information. Ground service takes anywhere from 2-7 working days for delivery depending on destinations.UPS Ground does not deliver on Saturdays, Sundays or Holidays.

USPS Priority Mail/USPS Express Mail For all shipments shipped via USPS, we offer 'DELIVERY CONFIRMATION' number with each package. Difference between tracking number provided by UPS vs USPS Delivery Confirmation number is: Delivery Confirmation status is updated when the delivery has been made or when the package has made it through major USPS stations.

Air Shipment
Air shipments, Overnight, 2nd day and 3 day select methods offer guaranteed delivery time for your shipment. If you are in hurry or in need for the items on schedule, select one of these methods. Up-to-date tracking information is provided with each Air Shipment. AVProSupply has the right to choose between Air shipments to meet or reduce delivery time. For guaranteed delivery of multiple items with expedited shipping, please contact our customer service representative for personalized assistance to get your items delivered to you when you need them.

International Customers
We offer shipping via USPS/UPS for our international customers. You can find different shipping options during checkout.

Most items ordered from AVProSupply will be shipped out from our California Warehouse. Will-Calls are only allowed with Appointment Only - Please call Customer Service to set one up between the hours of 9am to 6pm PST.

PAYMENTS ACCEPTED:

Major Credit Cards: Visa, MasterCard, Discover and American Express.
Paypal: You can select an option of Paying with Paypal in our shopping cart.
Money orders: and personal checks or company checks (may take up to 10 days to clear).
Wire Transfer: ( Bank Transfer ) Only for the amount over $500. Contact us for the bank details.
Phone Orders: To place a phone order please call 1.888.902.3309 or 1.916.246.6264 and one of our Customer Service Representatives will take your order (8:00am - 6.00pm PST).

Purchase order: Fax purchase orders to 1.916.672.2557

We Offer A 30-Day Money Back Guarantee: 
Our main goal is to ensure your complete satisfaction with our service and products. If, for any reason, you are not 100% satisfied with your purchase, you can return it within 30 days of the purchase date for a full refund. Our 30-day money back guarantee applies to all of the products we sell, except for: TVs and monitors 20" and larger, Special Order merchandise, or any item indicated as non-returnable. Shipping is not refundable. Prior to returning your purchase, a Return Merchandise Authorization (RMA) number will be provided to you.

Refunds:
Refunds on returned items will be issued in the same payment form as received from the customer at the time of purchase. Once we receive the product and it passes inspection, we will credit your account. Please allow 3 - 6 business days for a credit to appear on your account.

Exchanges:
If the item was sent back to us for an exchange, please allow 3 - 5 business days for the replacement to be processed.

No Returns/Exchanges on the following:

TVs and monitors 20" and larger
Special Order merchandise
Any item indicated on the website as non-returnable

For more information see our official Return Policy

  • Shipping Info
    We offer free ground shipping on every purchase of $300 and more for US and US territory. We deliver worldwide.
    Learn more
  • Payment Methods

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  • Return Policy
    We Offer a 30-Day Money Back Guarantee
    Learn more