--- product_id: 760612777 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: "¥39269" currency: JPY in_stock: true url: https://www.desertcart.jp/products/760612777-wireless-microphone-system-karaoke-4-channel-uhf-cordless-handheld-dynamic store_origin: JP region: Japan --- # Adjustable echo effect 165ft ultra-clear 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:** ¥39269 **Availability:** ✅ In Stock ## Summary > 🎤 Own every moment 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?** ¥39269 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/760612777-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—ready for any event, anywhere. - • **Pro-Level Sound Control:** Independent volume knobs and echo adjustment for perfect audio balance. - • **Interference-Free UHF Tech:** 165ft wireless range with 200+ frequency options for crystal-clear sound. - • **Bluetooth & Wired Dual Input:** Seamlessly connect smartphones, TVs, or mixers for ultimate versatility. ## Overview This Wireless Microphone System features 4 handheld UHF microphones with a robust 165ft transmission range and 200+ frequency options to eliminate interference. The metal receiver box offers independent volume controls for each mic plus adjustable echo effects, supporting both Bluetooth and wired inputs. Ideal for karaoke, DJ events, meetings, and performances, it’s a plug-and-play powerhouse designed for professional-grade audio anywhere. ## 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 | Wireless Dual Microphone System | | Compatible Devices | Amplifier, PA System | | Connectivity Technology | UHF | | Connector Type | 6.35 mm Jack, Aux | | Customer Reviews | 4.0 4.0 out of 5 stars (21) | | 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 | | Number of Items | 1 | | 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. ## Frequently Bought Together - Riworal 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 - 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.jp/products/760612777-wireless-microphone-system-karaoke-4-channel-uhf-cordless-handheld-dynamic](https://www.desertcart.jp/products/760612777-wireless-microphone-system-karaoke-4-channel-uhf-cordless-handheld-dynamic) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-12*