InAndOn KD9MAX 4in1 Karaoke Machine
Installation and Operation Demonstration:
https://www.youtube.com/watch?v=B9bC8lMcPys
https://www.youtube.com/watch?v=B9bC8lMcPys
Key Features
【Premium 4-in-1 All-in-One Karaoke System】The karaoke player integrates a mixer, professional karaoke system,HD touchscreen and wireless mics in one set. Simply connect your speakers via RCA outputs—no complicated setup required, just plug and play for instant KTV fun
【21.5" Touchscreen with Floor Stand & 1080P Output】Features a large 21.5-inch capacitive touchscreen with a sturdy floor stand for comfortable viewing. Supports 1080P HD video output for crisp lyrics, vibrant colors, and an immersive home-theater KTV experience
【YouTube Integration & 650,000+ Cloud Songs】Preloaded with a multi-region music library, and upgraded with 65,0000+ cloud songs updated every month(first year free)—giving you truly unlimited music access. Enjoy customized YouTube integration designed specifically for karaoke performance
English
Chinese
Cantonese
Taiwanese
Japanese
Korean
Vietnamese
Thai
Melayu
Filipino
【Multilingual Support for Global Users】With 16 language settings, this system is perfect for multicultural households, international gatherings, and global karaoke enthusiasts. Sing in the language you love—anytime. The online music app supports mobile operation, freeing you from the constraints of the screen
【Smart WiFi Wireless Connectivity】Fully supports smartphones and tablets to select songs wirelessly via WiFi. Browse the entire song catalog and control your karaoke session remotely for a truly modern and convenient experience.
【DSP Dual-Core Engine + UHF Microphone Compatibility】Powered by a dual-core DSP audio processor, this system delivers pro-level sound clarity with rich vocals and dynamic effects. Compatible with UHF wireless microphones, ensuring stable signal, low noise, and premium KTV performance. Ps: The device needs to be used with active speakers/soundbars or other audio products
How to Use It ? It’s Simple :
For Karaoke : Connect to Wi-Fi, open the song app, and start singing using the wireless mics.
For Your Music : Play your own songs via a USB drive.
For Big-Screen Entertainment : Connect to your TV via HDMI. Watch music videos, streaming shows, or movies.
What’s in the Box
| Karaoke Main Unit | 点歌机主机 1台 |
| UHF Wireless Microphones | 2支UHF无线麦克风 1套 |
| HDMI Cable | HDMI线 1条 |
| RCA Audio Cable | 红白音频线 1条 |
| Power Adapter | 电源适配器 1个 (Provide Multi Adapter) |
| English User Manual | 英文用户手册 1本 |
*Wide-voltage power adapter with interchangeable plugs, compatible with different electrical standards and outlets worldwide. / 宽电压自动适配电源适配器，配备可更换插头，兼容全球电压标准和插座形状类型。
Secure Payment & Checkout
We support the following secure payment methods for a smooth checkout:
Paypal, Gpay, VISA, MASTER, AMEX, DISCOVER
Required Information:
For successful courier delivery, an Accurate Street Address and Active Phone Number are mandatory. Note: Shipping addresses cannot be modified once payment is processed.
For successful courier delivery, an Accurate Street Address and Active Phone Number are mandatory. Note: Shipping addresses cannot be modified once payment is processed.
Important: Please complete payment within 3 days to secure your order. Unpaid items will be cancelled.
International Logistics
✈️ DISPATCHED FROM CHINA
- Processing Time: Order handling and tracking upload within 3-5 business days.
- USA Buyers: Shipped via DDP (Delivered Duty Paid). No additional import fees upon arrival.
- Non-USA Buyers: You are responsible for any local import duties, taxes, or VAT per your country's policy.
- Weekend/Holidays: Shipments may experience minor delays during national public holidays.
Remote Area Notice: If your location is in our excluded list, please message us before ordering. We can arrange shipping if you agree to cover the courier's extended area surcharge.
Important Product Usage
- System Type: Designed for home karaoke and personal entertainment use.
- VIP Song Access: Includes a 1-year free trial for the 650,000+ song cloud library.
- Manual Subscription: The VIP service DOES NOT renew automatically. You may choose to manually extend it at current service provider rates:
• 1-Year: $45 | 3-Year: $75 | 5-Year: $120 (USD) - Product Variation: Minor measurement or color variances may occur. Returns for such reasons are not accepted.
After-Sales & Warranty
3-Month Tech Warranty: We offer professional remote technical support and free replacement components for hardware manufacturing defects within 90 days.
30-Day Policy: Contact us via eBay Message within 30 days of receipt to initiate any return request.
1. Full Item Refund: For unused and unopened items in original packaging. Original shipping and return shipping costs are non-refundable.
2. Partial Item Refund: For used or opened items. A restocking fee, plus all actual shipping costs (outbound and return), will be deducted.
3. Return Rejection: We cannot accept returns if parts are missing, or if damage resulted from misuse/physical impact after delivery.
* Final refund is issued only after the item has been received and inspected at our facility.
Contact Customer Service
Need help? Our team is available via eBay Message.
Working Hours Reply: Within 24 Hours
WE ARE HERE TO HELP:
If you have any concerns or issues with your purchase, please message us before leaving feedback. We value your business and will ensure you are satisfied with the outcome!
If you have any concerns or issues with your purchase, please message us before leaving feedback. We value your business and will ensure you are satisfied with the outcome!