Ampyon KA-402 — Group-Friendly Karaoke Amplifier with 5 Microphone Inputs

The Ampyon KA-402 is designed for karaoke users who want more microphone flexibility, practical vocal control, and an easy-to-operate front panel without moving into a more complicated touchscreen-based system.

With 5 microphone inputs, anti-howling support, separate music and vocal effect adjustments, and multiple digital audio connections, the KA-402 is a strong fit for family karaoke rooms, parties, group singing, and everyday entertainment setups where several people may sing during the same session.

Who this is for

The KA-402 is a good fit for:

  • Families who regularly sing karaoke together
  • Parties and gatherings where multiple microphones may be needed
  • Users who prefer physical controls instead of a touchscreen interface
  • Customers who want separate adjustment for music, microphones, and vocal effects

If your priority is a practical, group-friendly karaoke amplifier that is easy to understand and operate, the KA-402 provides the essential controls needed for everyday home karaoke.

Why customers choose the KA-402

Customers choose it for flexibility and straightforward control:

  • 5 microphone inputs for family and group singing
  • Anti-howling support to help reduce microphone feedback
  • Separate music and vocal effect adjustment
  • Optical and coaxial inputs for compatible TV audio connections
  • Bluetooth streaming for convenient wireless music playback

The KA-402 brings the most commonly used karaoke controls together in one familiar layout, making it easier for different members of the family to operate.

Quick notes before you buy

Helpful to know:

  • The KA-402 is a karaoke amplifier, not an all-in-one speaker system
  • Compatible karaoke speakers and microphones are still required
  • Anti-howling technology can help reduce feedback but does not replace proper microphone, speaker, and volume setup
  • Available TV connection options depend on the audio outputs supported by your television

For the best results, the amplifier should be matched with the right speakers, microphones, room size, and preferred singing volume.

Flexible Microphone Control for Family and Group Karaoke

The KA-402 is built around practical features that make group singing easier while keeping everyday setup and operation straightforward.

5 Microphone Inputs

The KA-402 includes 5 microphone inputs, giving families and karaoke hosts more flexibility than amplifiers designed for only one or two microphones.

This makes the system especially useful for group singing, parties, family gatherings, and sessions where different singers may want to keep multiple wired microphones connected and ready to use.

Anti-Howling Support

The built-in anti-howling function is designed to help reduce the likelihood of microphone feedback during karaoke use.

Feedback performance still depends on microphone position, speaker placement, room acoustics, and volume settings, but the added support can make the system easier to manage during family singing and group sessions.

Separate Music and Vocal Adjustment

The KA-402 gives users separate control over music and microphone effects, allowing the instrumental track and singing voice to be adjusted independently.

This makes it easier to balance the music level, microphone volume, and vocal effects so singers can hear themselves clearly without allowing the background music to overpower the voice.

Simple Physical Controls

The KA-402 uses a familiar physical control layout instead of relying on a complex touchscreen interface.

This is helpful in family environments where multiple people may operate the system. Common adjustments remain visible and accessible, making it easier to make quick changes during a karaoke session.

Optical and Coaxial Digital Inputs

Optical and coaxial inputs provide practical connection options for compatible Smart TVs, karaoke players, and other digital audio sources.

For many home setups, this allows television audio from karaoke apps or compatible media sources to be sent directly to the amplifier without relying only on traditional analog audio connections.

Bluetooth Streaming

Bluetooth support gives users a convenient way to play music wirelessly from a compatible phone, tablet, or other mobile device.

This is useful for casual music playback, testing songs, and quickly switching between different entertainment sources without connecting an additional audio cable.

Flexible System Expansion

The KA-402 includes output options for recording, center-channel integration, and subwoofer expansion.

  • Recording output for compatible external recording equipment
  • Center output for supported system configurations
  • Subwoofer output for adding deeper low-frequency support

These connections give users more flexibility when building or expanding a complete home karaoke system.

Built for Everyday Home Karaoke

The KA-402 focuses on the features most families use regularly: multiple microphone connections, accessible sound controls, digital TV audio support, Bluetooth playback, and flexible system outputs.

It is a practical choice for customers who want a dedicated karaoke amplifier with useful group-singing features but do not need the additional complexity of a fully digital touchscreen system.

Frequently Asked Questions Before You Buy

How many microphones can I connect to the KA-402?

The KA-402 includes 5 microphone inputs, making it a practical option for families, parties, group singing, and karaoke sessions where several wired microphones may be used.

Can I connect the KA-402 to a Smart TV?

Yes. The KA-402 includes optical and coaxial digital inputs that can be used with compatible Smart TVs and other audio sources. Check which audio output is available on your television before selecting the connection method.

Does the KA-402 eliminate microphone feedback?

The KA-402 includes anti-howling support designed to help reduce microphone feedback. However, no feedback-control feature can completely compensate for microphones being placed too close to the speakers, excessive volume, or improper system adjustment.

Can I connect multiple microphones for group singing?

Yes. Its 5 microphone inputs make the KA-402 especially useful for group singing, family gatherings, and parties where more microphone flexibility is needed.

Can I add a subwoofer?

Yes. The KA-402 includes a subwoofer output that can be used to expand a compatible karaoke system with additional low-frequency support.

Does the KA-402 support Bluetooth?

Yes. Bluetooth can be used to stream music wirelessly from compatible phones, tablets, and other mobile devices.

Do I still need separate speakers?

Yes. The KA-402 is a karaoke amplifier, not an all-in-one speaker. You still need compatible karaoke speakers and microphones to complete the system.

Is the KA-402 easy for a family to use?

Yes. The KA-402 uses accessible physical controls and keeps the main music, microphone, and vocal effect adjustments directly available from the amplifier. This makes it easier for different family members to operate without navigating a complicated touchscreen menu.

Get help matching the KA-402 with the right speakers and microphones

Choosing a karaoke amplifier is not only about the number of microphone inputs or available connections. The KA-402 should also be matched with the right speakers, microphones, room size, TV connection, and preferred singing volume.

  • Compare compatible speaker and microphone options based on your room size and the number of singers.
  • Ask about optical or coaxial TV connection, Bluetooth playback, anti-howling adjustment, subwoofer expansion, and system setup.
  • Visit the showroom to hear a complete karaoke system, or get help by phone, text, chat, or video before ordering.

Need help before ordering? Talk with Tittac before choosing your amplifier, speakers, microphones, and connection setup.

Tittac Showroom
8762 Garden Grove Blvd Ste 105, Garden Grove, CA 92844

Local customers can visit the showroom. Out-of-state customers can still get help by phone, text, chat, or video before ordering.

Manufacturer Limited Warranty

2-Year Limited Warranty for Ampyon Amplifiers

Eligible Ampyon karaoke and mixing amplifiers purchased from TITTAC include a 2-year limited warranty covering approved manufacturing defects under normal residential use.

Warranty Coverage

Year 2 Limited Replacement Support
  • Approved manufacturer defects continue to qualify for replacement support.
  • Customer shipping responsibility applies unless otherwise approved by TITTAC or Ampyon.

Coverage applies to eligible Ampyon karaoke amplifiers, mixing amplifiers, and related amplifier products purchased from TITTAC.

What Is Not Covered

  • Accidental, impact, drop, or liquid damage
  • Incorrect voltage, unstable power, or power surges
  • Improper speaker wiring, shorted cables, incompatible speakers, or unsafe speaker loads
  • Overheating caused by blocked ventilation or improper installation
  • Misuse, abuse, commercial use, cosmetic damage, or normal wear
  • Unauthorized repairs, modifications, tampering, or altered serial numbers

Effective Date

This warranty applies to eligible Ampyon amplifiers purchased from TITTAC on or after June 24, 2026. Products purchased before this date remain covered under the warranty terms in effect at the time of purchase unless otherwise confirmed in writing.

Need Warranty Service?

Contact TITTAC with your amplifier model, order or invoice information, purchase date, and a description of the issue. Photos or videos may be requested to assist with diagnosis.

Please do not return any product before receiving warranty approval and return instructions.

Call TITTAC: 800-928-4331
Shipping, Exchanges & Returns

Order with Confidence

TITTAC offers fast shipping within the 48 contiguous United States, a straightforward 30-day exchange policy, and a 30-day return policy for eligible products.

This policy does not apply to massage chairs, which are subject to separate freight delivery, exchange, and return terms.

Shipping

  • Eligible products qualify for free standard shipping within the 48 contiguous United States.
  • Free shipping applies to FedEx Ground or UPS Ground service only.
  • Most in-stock orders are processed within 1 business day.
  • Tracking information will be emailed after the order ships.

Please inspect your package upon delivery. If an item arrives damaged or incorrect, contact TITTAC promptly and provide clear photos of the product, packaging, and shipping label.

Exchanges Within 30 Days

You may request an exchange within 30 days of delivery for another item in the same product category.

Examples of eligible category exchanges:
  • Karaoke system to karaoke system
  • Mixing amplifier to mixing amplifier
  • Speakers to speakers
  • Microphones to microphones
  • Portable karaoke product to portable karaoke product
  • TITTAC covers standard shipping in both directions for approved exchanges.
  • If the replacement item costs more, the customer pays the price difference.
  • If the replacement item costs less, the price difference will be refunded.
  • All exchange requests must be approved before the product is returned.

Returns Within 30 Days

Eligible products may be returned within 30 days of delivery for any reason, subject to prior approval from TITTAC.

  • Return shipping is the customer's responsibility.
  • The product must include all original packaging, accessories, manuals, and included items.
  • Customers may use their preferred carrier or request a prepaid return label from TITTAC.
  • When TITTAC provides the return label, the shipping cost will be deducted from the refund.
  • Refunds are issued after the returned product is received and inspected.

Important Conditions

  • Returned products must be in acceptable condition and include all original packaging and accessories.
  • Products with physical damage, missing parts, or missing packaging may receive a reduced refund or may not qualify for exchange.
  • Do not return any item before receiving approval and return instructions from TITTAC.

International Orders

For deliveries outside the United States, the customer is responsible for import requirements, customs duties, taxes, and related fees.

If an international shipment is refused, the original shipping charge and return shipping charge may not be refundable.

Questions About Shipping or Returns?

Contact TITTAC for shipping assistance, exchange approval, return instructions, or help with a damaged delivery.

Call TITTAC: 800-928-4331
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