--- product_id: 699109530 title: "Wireless Microphone System Karaoke 4 Channel UHF Cordless Handheld Dynamic Mic with Bluetooth Receiver Box + Volume Control Echo Mic Work Range 165ft for Karaoke PA System DJ Mixer Party" brand: "riworal" price: "¥38104" currency: JPY in_stock: true category: "Riworal" url: https://www.desertcart.jp/products/699109530-wireless-microphone-system-karaoke-4-channel-uhf-cordless-handheld-dynamic store_origin: JP region: Japan --- # Adjustable echo effect for pro sound 165ft ultra-clear UHF range 4 independent volume controls Wireless Microphone System Karaoke 4 Channel UHF Cordless Handheld Dynamic Mic with Bluetooth Receiver Box + Volume Control Echo Mic Work Range 165ft for Karaoke PA System DJ Mixer Party **Brand:** riworal **Price:** ¥38104 **Availability:** ✅ In Stock ## Summary > 🎤 Own the spotlight with wireless freedom and pro sound control! ## Quick Answers - **What is this?** Wireless Microphone System Karaoke 4 Channel UHF Cordless Handheld Dynamic Mic with Bluetooth Receiver Box + Volume Control Echo Mic Work Range 165ft for Karaoke PA System DJ Mixer Party by riworal - **How much does it cost?** ¥38104 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/699109530-wireless-microphone-system-karaoke-4-channel-uhf-cordless-handheld-dynamic) ## Best For - riworal enthusiasts ## Why This Product - Trusted riworal brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Simplicity:** No setup hassle—just connect and own the stage instantly. - • **All-Inclusive Party Kit:** Four handheld mics, metal receiver, multiple cables—everything you need to amplify your event. - • **Customizable Sound Control:** Independent volume knobs and echo adjustment for perfect audio balance. - • **Pro-Grade UHF Wireless Range:** Crystal-clear sound up to 165 feet with 200 interference-free channels. - • **Seamless Bluetooth & Wired Dual Input:** Effortlessly pair with any device or use wired input for ultimate versatility. ## Overview The Riworal Wireless Microphone System features 4 handheld UHF wireless mics with a metal receiver box offering Bluetooth and wired inputs, independent volume controls, and adjustable echo. With a 165ft transmission range and 200 interference-free channels, it’s perfect for karaoke, events, and professional performances both indoors and outdoors. ## Description 🎤Wireless Microphone System - UHF Dual Rechargeable Wireless Microphone With Bluetooth Receiver System. Perfect for Karaoke, Speech, Meeting, Party, Church, Wedding, DJ, Performance, Indoor or Outdoor. No need to set! Just plug and use! ## Features - 🎤Wireless Microphone System:UHF Dual Wireless Microphone With Bluetooth Receiver System. Perfect for Karaoke, Speech, Meeting, Party, Church, Wedding, DJ, Performance, Indoor or Outdoor. No need to set! Just plug and use!●Each microphone uses 2 AA batteries (not included). - 🎤Bluetooth Receiver Two Input Methods:BT connection input and wired input (3.5mm jack input). You can use a 3.5mm audio cable to connect the TV, computer, mobile phone, set-top box to the "INPUT" input jack of the receiver, and then use a 3.5mm audio cable to connect the "OUTPUT" output jack of the receiver to an active speaker or power amplifier, etc. - 🎤METAL RECEIVER BOX WITH INDEPENDENT VOLUME CONTROL & ECHO & BLUETOOTH.Receiver Box has one Mic Input and Mic Vol Control for Wired Microphone; Wireless Mic-A & Mic-B & Mic-C & Mic-D Independent Volume Control; Use Bluetooth Devices Such As Smartphone, PC, Smart Tvs, Set-Top Boxes, Projectors, And Tablets To Pair With The Bluetooth Of The Microphone System(Turn on your device's Bluetooth, search "X168" and connect; BT Range about 32 Feet). - 🎤TRANSMISSION RANGE: The Wireless Microphone System can support up to 165 feet range, 50 compatible frequencies on each channel(4 X 50) for interference-free reception. The UHF frequencies range within 500 - 599 MHz, Supports 10-20 Set Of Microphone System To Be Used Together, Free From Other Signal Interference. - 🎤Adjustable echo effect:Allowed to mix the mic signal with music signal without using a mixer. Metal receiver, has stronger anti-interference ability than plastic ones. This cordless dynamic microphone system can save space at home and be portable for on the go use. - 🎤 What’S In The Package :4 X Wireless Handheld Microphone; 1 X Receiver Box; 4 X Antenna; 1 X Power Adapter; 1 X 3.5mm To 3.5mm Cable；1 X 3.5mm To RCA R/L Audio Cable ; 1X 6.35mm to 6.35mm Audio Cable ; 1 X User Manual. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BYRSW1F4 | | Antenna Location | Karaoke, Singing, Streaming | | Audio Sensitivity | 30 Decibels | | Brand | Riworal | | Built-In Media | 4 X Wireless Handheld Microphone; 1 X Receiver Box; 4 X Antenna; 1 X Power Adapter; 1 X 3.5mm To 3.5mm Cable；1 X 3.5mm To RCA R/L Audio Cable ; 1X 6.35mm to 6.35mm Audio Cable ; 1 X User Manual | | Color | UHF 4 Channel Wireless Microphone System | | Compatible Devices | Amplifier, PA System | | Connectivity Technology | UHF | | Connector Type | 6.35 mm Jack, Aux | | Customer Reviews | 4.6 4.6 out of 5 stars (20) | | Enclosure Material | metal aluminum tube | | Frequency Response | 18 KHz | | Hardware Platform | Karaoke Machine | | Manufacturer | Riworal | | Maximum Frequency | 540 MHz | | Mfr Part Number | RIVTD-4 | | Microphone Form Factor | Handheld | | Minimum Frequency | 590 MHz | | Model Name | Wireless Microphone+Receiver | | Model Number | UHF 2 Channel Wireless Microphone System | | Number of Channels | 200 | | Polar Pattern | Omnidirectional | | Power Source | Battery Powered | | Signal-to-Noise Ratio | 85 dB | | Special Feature | Adjustable Headband, Stand | ## Product Details - **Brand:** Riworal - **Connectivity technology:** UHF - **Connector type:** 6.35 mm Jack, Aux - **Model name:** Wireless Microphone+Receiver - **Recommended uses for product:** Karaoke, Singing, Streaming ## Images ![Wireless Microphone System Karaoke 4 Channel UHF Cordless Handheld Dynamic Mic with Bluetooth Receiver Box + Volume Control Echo Mic Work Range 165ft for Karaoke PA System DJ Mixer Party - Image 1](https://m.media-amazon.com/images/I/712Oeib2MpL.jpg) ![Wireless Microphone System Karaoke 4 Channel UHF Cordless Handheld Dynamic Mic with Bluetooth Receiver Box + Volume Control Echo Mic Work Range 165ft for Karaoke PA System DJ Mixer Party - Image 2](https://m.media-amazon.com/images/I/71EGFWO+f2L.jpg) ![Wireless Microphone System Karaoke 4 Channel UHF Cordless Handheld Dynamic Mic with Bluetooth Receiver Box + Volume Control Echo Mic Work Range 165ft for Karaoke PA System DJ Mixer Party - Image 3](https://m.media-amazon.com/images/I/71lJnltXTrL.jpg) ![Wireless Microphone System Karaoke 4 Channel UHF Cordless Handheld Dynamic Mic with Bluetooth Receiver Box + Volume Control Echo Mic Work Range 165ft for Karaoke PA System DJ Mixer Party - Image 4](https://m.media-amazon.com/images/I/71jrc6z+25L.jpg) ![Wireless Microphone System Karaoke 4 Channel UHF Cordless Handheld Dynamic Mic with Bluetooth Receiver Box + Volume Control Echo Mic Work Range 165ft for Karaoke PA System DJ Mixer Party - Image 5](https://m.media-amazon.com/images/I/71B62rqJgSL.jpg) ## Available Options This product comes in different **Model** options. --- ## 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.jp/products/699109530-wireless-microphone-system-karaoke-4-channel-uhf-cordless-handheld-dynamic](https://www.desertcart.jp/products/699109530-wireless-microphone-system-karaoke-4-channel-uhf-cordless-handheld-dynamic) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-08*