The Class-D Professional PA Amplifier series is designed for hotels, supermarkets, and schools, featuring multi-zone audio control. It is suitable for use in wired audio systems, the announcement system supports both line and ohm formats, both indoor and outdoor formats.It supplies excellent sound quality with easy operation to achieve outstanding performance.
The series has 5 inputs and 4 outputs. Use indoor or outdoor buttons separately according to different usage environments to get better sound-quality effects. It has a built-in USB MP3 player and Bluetooth 5.0 connectivity. There is an Echo function on both inputs 1 and 2 and treble and bass tones can be adjusted for each of the 4 microphones separately.
_ | _ | MPA4150 | MPA4250 |
AC Power supply | 110-120V~,220-240V~ 50Hz/60Hz | _ | _ |
Maximum power consumption | sine wave 1kHz,THD ≤ 1%,LOAD 4 ohm | 920W | 1449W |
Rated power consumption | sine wave 1kHz,THD ≤ 1%,LOAD 4 ohm | 700W | 1000W |
Rated output power | sine wave 1kHz,THD ≤ 1%,LOAD 4 ohm | 150W*4 | 250W*4 |
Sensitivity/Impedances | MIC 1~4(balanced) | -40dBV (±2dB) | -40dBV (±2dB) |
_ | LINE 1~4(balanced) | -5dBV (±2dB) | -5dBV (±2dB) |
_ | AUX(unbalanced) | -5dBV (±2dB) | -5dBV (±2dB) |
_ | TEL | -15dBV (±2dB) | -15dBV (±2dB) |
Max Input Level | MIC 1~4(balanced) | -20dBV | -20dBV |
_ | LINE 1~4(balanced) | +15dBV | +15dBV |
S/N ratio | MIC | >65dB | >65dB |
_ | LINE | >75dB | >75dB |
_ | AUX | >75dB | >75dB |
Bandwidth | MIC+OUTDOOR | 178Hz-7.96KHz | 178Hz-7.96KHz |
_ | MIC+INDOOR | 132Hz-7.96KHz | 132Hz-7.96KHz |
_ | LINE+OUTDOOR | 138Hz-12.6KHz | 138Hz-12.6KHz |
_ | LINE+INDOOR | 70Hz-12.6KHz | 70Hz-12.6KHz |
_ | AUX+OUTDOOR | 144Hz-17KHz | 144Hz-17KHz |
_ | AUX+INDOOR | 76Hz-17KHz | 76Hz- 17KHz |
THD+N 1/10 Rated Out/ 1W | I /10 Rated Out/ 1W | ≤ 1W | ≤ 1W |
Tone control | BASS @ 100 Hz | ±10dB | ±10dB |
_ | TREBLE @ 10kHz | ±10dB | ±10dB |
Phantom supply | condenser microphone | 18V | 18V |
Priority Sensitivity | MIC+TEL | -60dBv/3S | -60dBv/3S |
Crosstalk | 500-20KHz | <-60dB | <-60dB |
CMRR | balance input | >60dB | >60dB |
Noise | all VR MAX | <30mv | <30mv |
Dimension (WxDxH) | _ | 638x543x188mm (25.12" x 21.38" x 7.40") | |
Weight | _ | 17.85Kg (39.35 lbs) | 21.05Kg (46.41 lbs) |
RETURNS POLICY
To return goods we have delivered to you, please contact us within 30 days from the date you have received the item. A staff member will then assist you with any return or repair. This may include inspecting the goods, arranging for the goods to be sent for repair, or providing you with a replacement.
Incorrectly Ordered/Change Of Mind:
Refunds are not normally provided where you have simply changed your mind or found the goods cheaper elsewhere. However, if goods have been incorrectly ordered, at our discretion, customers may be credited less a restocking fee.
A change of mind return will only be accepted if:
Please note: For change of mind returns, the shipping cost and method is the customer's responsibility. We will not compensate any returns that are lost or damaged in transit to us. For some change of mind returns, a restocking fee may apply.
Faulty Items
We recommend you immediately inspect any goods that we deliver to you or that you collect from our store to ensure you are completely satisfied with the goods. If any goods arrive damaged, please contact us as soon as possible. We will arrange to have the damaged goods returned and either arrange for a replacement of the goods or refund. Replacements and refunds of new products that are damaged on delivery or faulty from new requires a proof of purchase of the product and be returned with all original packaging, accessories and/or manuals included. Refunds will be made via the method of payment you used to make your purchase. If we consider the goods to have breached a consumer guarantee, any shipping costs to return the goods to us will be at our cost and compensated.
Repairs
The product must be returned with proof of purchase, it must not be modified or mistreated in any way and it must not have been serviced elsewhere. Goods returned for repair will be assessed and/or repaired within a reasonable time. You may be required to pay labour, assessment and/or freight fees, such as where goods are assessed to have been damaged by misuse or accident. We may provide you with an approximate fee; this may vary due to reasons beyond our control. In some circumstances, goods presented for repair may be replaced by refurbished goods of the same type rather than being repaired. Refurbished parts may be used to repair the goods.
Estimated Delivery Time Frame: 4-8 business days