MA500BT - Receiver Kinter - Free user manual and instructions
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| Product Type | Bluetooth Stereo Receiver Amplifier with Digital Media Playback |
| Brand | Kinter |
| Model | MA500BT |
| Color | Black |
| Output Power | 2 × 100 W (peak) |
| Number of Channels | 2 (Left and Right) |
| Amplifier Type | Class D |
| Bluetooth Version | Bluetooth 5.0 |
| Wireless Range | Up to 10 m (33 ft) |
| Audio Inputs | Bluetooth, RCA line-in, USB port, SD card slot |
| Audio Outputs | Left/right speaker binding posts |
| Speaker Impedance | 4–8 ohms |
| Frequency Response | 20 Hz – 20 kHz |
| Signal-to-Noise Ratio | ≥ 80 dB |
| Playback Functions | FM radio, USB audio playback, SD card playback |
| Power Supply | DC 12 V, 5 A (included adapter) |
| Dimensions | 140 mm × 115 mm × 30 mm (approx.) |
| Weight | 0.55 kg (approx.) |
| Housing Material | Aluminum alloy with vented steel top |
| Controls | Volume knob, power switch, mode/input selector, remote control receiver |
| LED Indicators | Power, Bluetooth pairing status |
| Cleaning and Maintenance | Disconnect power; wipe with dry soft cloth; avoid liquids |
| Safety Features | Overheat protection, short-circuit protection, anti-slip feet |
| Spare Parts and Repairability | Modular case with accessible boards; speaker terminals can be replaced; contact Kinter service for spare parts |
| Included Accessories | 12 V DC adapter, remote control, RCA cable, user manual |
Frequently Asked Questions - MA500BT Kinter
How do I pair my phone with the Kinter MA500BT?
Turn the amplifier on and press the Bluetooth button to enter pairing mode. On your phone, enable Bluetooth and select MA500BT from the available devices. The LED indicator will confirm the connection. Range is up to 10 meters.
Can I play music from a USB stick or SD card?
Yes. Insert a USB drive or SD card containing MP3/WMA files, then press the mode/input button until the USB/SD source is selected. Playback starts automatically or can be controlled with the remote.
How do I use the FM radio function?
Press the mode/input button until FM radio is displayed. Use the auto-scan function to search available stations; press and hold the scan button if you need to start an automatic sweep.
What speaker impedance should I use?
The MA500BT is designed for 4-ohm to 8-ohm speakers. Using loads below 4 ohms can overheat the output stage or trigger protection. Check the impedance label on your speakers before connecting.
Can I connect the amplifier to a TV or computer?
Yes, use an RCA or 3.5mm audio cable to connect the TV/computer audio output to the RCA line-in on the receiver. This unit does not support digital optical or HDMI inputs.
Why is there no sound?
Verify the volume knob is raised, speakers are connected with correct polarity, and the selected source is playing. Also check that the Bluetooth connection is active or the RCA cable is fully inserted. Test with another source if necessary.
What power supply is needed?
Use the supplied 12V DC 5A power adapter. A lower-current adapter can cause distortion or sudden shutdown, while a voltage above 12V may damage the internal circuits.
How do I clean and maintain the MA500BT?
Always unplug the power adapter before cleaning. Use a soft dry cloth to wipe the aluminum case and controls. Never use water, alcohol, or abrasive cleaners, as they can damage the finish and electronics.
Is the receiver protected against overload?
Yes, the MA500BT includes overheat protection and short-circuit protection. If a fault is detected, the amplifier shuts down or reduces power. Make sure the speakers have a proper impedance and no shorted wires.
Does the MA500BT come with a warranty and spare parts?
Most sellers offer a 12-month limited warranty. The modular construction makes the speaker terminals and internal boards replaceable through Kinter service. Keep your invoice for any warranty claims.
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USER MANUAL MA500BT Kinter
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Product information
Brand : Kinter
Model : MA500BT
Category : Receiver