--- product_id: 313007759 title: "RHM K666 Karaoke Machine with 2 UHF Wireless Mics & Voice Beautifier, 60W Balanced Audio, 8H Playtime, Built-in Handle for Backyard BBQ, Camping & Outdoor Events, Bluetooth/AUX/USB/PC Support" brand: "rhm" price: "$667.56" currency: USD in_stock: true reviews_count: 9 category: "Rhm" url: https://www.desertcart.us/products/313007759-rhm-k666-karaoke-machine-with-2-uhf-wireless-mics-voice store_origin: US region: United States of America --- # 2 wireless mics with full controls 60W total power output 8 hours rechargeable battery life RHM K666 Karaoke Machine with 2 UHF Wireless Mics & Voice Beautifier, 60W Balanced Audio, 8H Playtime, Built-in Handle for Backyard BBQ, Camping & Outdoor Events, Bluetooth/AUX/USB/PC Support **Brand:** rhm **Price:** $667.56 **Availability:** ✅ In Stock ## Summary > 🎉 Take center stage anywhere with booming sound & wireless freedom! ## Quick Answers - **What is this?** RHM K666 Karaoke Machine with 2 UHF Wireless Mics & Voice Beautifier, 60W Balanced Audio, 8H Playtime, Built-in Handle for Backyard BBQ, Camping & Outdoor Events, Bluetooth/AUX/USB/PC Support by rhm - **How much does it cost?** $667.56 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/313007759-rhm-k666-karaoke-machine-with-2-uhf-wireless-mics-voice) ## Best For - rhm enthusiasts ## Why This Product - Trusted rhm brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ultimate Portability:** Compact (13.86x7.87x6.89 in) and sturdy with a built-in handle, perfect for home, parties, weddings, and outdoor adventures. - • **Powerful, Room-Filling Sound:** Experience rich, deep bass and crystal-clear vocals with 2x15W tweeters plus a 30W subwoofer delivering immersive surround stereo. - • **Mic Control at Your Fingertips:** Adjust volume, echo, and voice enhancement directly from the wireless microphones—no need to run back to the base unit. - • **Long-Lasting Rechargeable Battery:** Up to 8 hours of uninterrupted playtime on a single 3-hour charge keeps the party going all day and night. - • **Seamless Multi-Device Connectivity:** Effortlessly connect via Bluetooth, AUX, USB, or PC to your iPhone, Android, tablet, or TV for endless karaoke fun. ## Overview The RHM K666 Karaoke Machine is a compact, portable powerhouse featuring 60W of clear, rich sound with deep bass, two wireless microphones with built-in controls, and an 8-hour rechargeable battery. Supporting Bluetooth, AUX, USB, and PC connections, it’s designed for effortless setup and versatile use at home, parties, weddings, and outdoor events. ## Description Product description ## Features - 【RICH, BALANCED SOUND FOR EVERY GATHERING】Experience the depth of 60W balanced audio designed to fill your outdoor space with clarity. Unlike smaller, thin-sounding speakers, the K666 delivers a solid acoustic presence that carries beautifully across a backyard or campsite. Whether it’s a family BBQ or a weekend getaway, the rich sound ensures your music and vocals are heard with premium texture and zero distortion - 【SING WITH CONFIDENCE: UHF CLARITY & VOICE BEAUTIFIER】We believe everyone should enjoy the spotlight. This system features ultra-stable UHF wireless microphones—preferred for outdoor use due to their superior range and interference resistance. With the built-in Voice Beautifier function, your vocals are subtly polished for a natural, effortless tone, giving you the quiet confidence to sing your heart out in any environment - 【EFFORTLESS CONTROL AT YOUR FINGERTIPS】Great entertainment should be seamless. With integrated controls directly on the microphones, you can adjust volume, echo, and voice effects without ever walking back to the speaker. This is especially convenient for outdoor settings where the speaker might be placed a few feet away. Stay relaxed, enjoy the conversation, and manage your performance from where you stand - 【A SOPHISTICATED ADDITION TO YOUR HOME DECOR】Designed with an understated elegance, the K666 eschews flashy, distracting lights for a sleek and timeless aesthetic. At approximately 13.86 x 7.87 x 6.89 inches and 10 lbs, its solid construction ensures it stays grounded on any surface while minimizing vibration. When not in use for karaoke, it blends perfectly into your bookshelf as a premium Bluetooth speaker for relaxing background music - 【SIMPLICITY FOR THE GREAT OUTDOORS】No complex wiring or technical headaches. Our "Plug & Play" synchronization means the mics are ready the second you power on—simple enough for children and seniors alike. Equipped with a sturdy integrated handle and a high-capacity rechargeable battery, it’s easy to transition from the living room to a backyard picnic. Just grab it and go to create lasting memories under the open sky - 【PACKING LIST】The package comes with a karaoke machine, 2*wireless handheld microphones, power adapter, a charging cable, an AUX cable, and a user manual ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08SBLDWHF | | Additional Features | Voice Beautifier, Rechargeable, Controlling All Functions Via Microphones | | Antenna Location | Indoor/Outdoor | | Best Sellers Rank | #23,958 in Musical Instruments ( See Top 100 in Musical Instruments ) #32 in Karaoke Home System Packages | | Brand | RHM | | Built-In Media | karaoke Speaker,2*wireless mics,power adapter,charging cable,AUX cable and user manual | | Color | K666-Gray mic | | Compatible Devices | iPhone,Android mobile phone,iPad,TV,PC | | Connectivity Technology | Bluetooth/AUX/USB/PC Connection | | Connector Type | 3.5 mm Jack, TF, USB | | Customer Reviews | 4.5 out of 5 stars 1,121 Reviews | | Format | Multiple Formats | | Included Components | karaoke Speaker,2*wireless mics,power adapter,charging cable,AUX cable and user manual | | Item Dimensions D x W x H | 13.86"D x 7.87"W x 6.89"H | | Item Weight | 11.13 Pounds | | Manufacturer | RHM | | Media Type | Micro SD, USB | | Mfr Part Number | 3 | | Model Name | K666 | | Model Number | 3 | | Number of Speakers | 3 | | Power Source | Battery Powered | | Recommended Uses For Product | Indoor/Outdoor | | Special Feature | Voice Beautifier, Rechargeable, Controlling All Functions Via Microphones | | Total Usb Ports | 1 | | Unit Count | 1 Count | | Warranty Description | One-year warranty | ## Product Details - **Brand:** RHM - **Color:** K666-Gray mic - **Included Components:** karaoke Speaker,2*wireless mics,power adapter,charging cable,AUX cable and user manual - **Recommended Uses For Product:** Indoor/Outdoor - **Special Feature:** Voice Beautifier, Rechargeable, Controlling All Functions Via Microphones ## Images ![RHM K666 Karaoke Machine with 2 UHF Wireless Mics & Voice Beautifier, 60W Balanced Audio, 8H Playtime, Built-in Handle for Backyard BBQ, Camping & Outdoor Events, Bluetooth/AUX/USB/PC Support - Image 1](https://m.media-amazon.com/images/I/61a7bINPf4S.jpg) ![RHM K666 Karaoke Machine with 2 UHF Wireless Mics & Voice Beautifier, 60W Balanced Audio, 8H Playtime, Built-in Handle for Backyard BBQ, Camping & Outdoor Events, Bluetooth/AUX/USB/PC Support - Image 2](https://m.media-amazon.com/images/I/81ZPmO3xYzL.jpg) ![RHM K666 Karaoke Machine with 2 UHF Wireless Mics & Voice Beautifier, 60W Balanced Audio, 8H Playtime, Built-in Handle for Backyard BBQ, Camping & Outdoor Events, Bluetooth/AUX/USB/PC Support - Image 3](https://m.media-amazon.com/images/I/71mk3eZ8uHL.jpg) ![RHM K666 Karaoke Machine with 2 UHF Wireless Mics & Voice Beautifier, 60W Balanced Audio, 8H Playtime, Built-in Handle for Backyard BBQ, Camping & Outdoor Events, Bluetooth/AUX/USB/PC Support - Image 4](https://m.media-amazon.com/images/I/814VWUkUETL.jpg) ![RHM K666 Karaoke Machine with 2 UHF Wireless Mics & Voice Beautifier, 60W Balanced Audio, 8H Playtime, Built-in Handle for Backyard BBQ, Camping & Outdoor Events, Bluetooth/AUX/USB/PC Support - Image 5](https://m.media-amazon.com/images/I/71uz-Az999L.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: Who makes this product? What is the brand name?** A: Manufacturer seems Shenzhen RHM Electrical Appliance Company Limited in Guangdong, China - Model RM-K666 - branded by several companies of which SoundBeast is one (http://www.soundbeast.rocks/contact-us.html). I have one and like it - seems well built. I got it for presentations where I could input computer AV on one channel and use the mike on an another channel. **Q: Will/Can it connect to a tv with Google Chromcast?** A: You can connect to a TV through fire stick **Q: Does the audio effects on this unit include "echo"?** A: I guess you could call it echo- its more like a reverberation. **Q: Does the system support more than 2 microphones. I plan to buy more microphones. Do you sell seperately?** A: Hi there, we are sorry to let you know that the system only support to connect to 2 microphone that we provided. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by J***X on March 21, 2026* ### ⭐⭐⭐⭐⭐ Review *by S***I on January 29, 2022* ### ⭐⭐⭐⭐⭐ Review *by J***Y on November 4, 2022* ## Frequently Bought Together - RHM K666 Karaoke Machine with Rich & Deep Bass, Powerful Sound, 2 Wireless Microphones, Rechargeable Battery, 8 Hours Playtime, Support Bluetooth/AUX/USB/PC for Home, Party, Wedding, Picnic, Outdoor - Mudder 5 Pack Foam Mic Cover Handheld Microphone Windscreen (5 Pack) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/313007759-rhm-k666-karaoke-machine-with-2-uhf-wireless-mics-voice](https://www.desertcart.us/products/313007759-rhm-k666-karaoke-machine-with-2-uhf-wireless-mics-voice) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-21*