# innopow WM333 Dual UHF Wireless Microphone System

The innopow WM333 is a dual-handheld UHF wireless microphone system for karaoke, singing and amplified events. Its receiver is listed with two individual XLR outputs and one mixed 1/4-inch output, while the advertised battery life and operating range are manufacturer claims rather than guaranteed results.

- [Original product page](https://best-deals.pro/product/innopow-wm333-dual-uhf-wireless-microphone-system)
- [View offer](https://best-deals.pro/visit/innopow-wm333-dual-uhf-wireless-microphone-system)
- Market: US
- Language: en-US
- Currency: USD
- Brand: innopow
- Model: WM333
- Category: Electronics > Microphones
- Price: 134.09 USD
- Previous price: 148.99 USD
- Discount: 10%
- Price checked: 2026-11-12T11:22:33.369Z
- Rating: 4.4 / 5
- Reviews: 1722

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Two handheld microphones are listed, with automatic frequency scanning and manual channel selection described for setup.
- The receiver is claimed to have two individual XLR outputs and one mixed 1/4-inch output for connecting to audio equipment.
- The claimed line-of-sight working range is 180-240 Ft \(60-80m\), and battery life is listed as 14-17 hours.

## Pros

- Two handheld microphones and multiple receiver output options are listed, supporting dual-mic use with compatible amplification or mixing equipment.
- Automatic scanning and manual frequency selection give users two stated ways to choose operating frequencies.
- The manufacturer lists a metal microphone kit and a unidirectional pickup pattern.

## Specifications

### Identity
- Brand: innopow
- Model: WM333
### Wireless system and outputs
- Wireless connection listed: XLR
- Frequency range: 533-588 MHz
- Selectable frequencies: 100 Selectable frequencies on each channel, Battery Life: 14-17 Hours
- Listed channel count: 1
- Outputs: Extra Two XLR individual outputs, and one 1/4 Mixed output.
- Polar pattern: Unidirectional
- Microphone form factor: Handheld
- Signal-to-noise ratio: 120 db
### Power and battery
- Power configuration: Battery Powered
- Battery requirement: 4 AA batteries required.
- Advertised battery life: 14-17 Hours
### Range
- Advertised working range: 180-240 Ft \(60-80m\) line-of-sight
### Compatibility and construction
- Compatible devices: Amplifier, Audio Mixer
- Enclosure material: Metal
### Dimensions and installation
- Dimensions listed: 17.7 x 3.1 x 12 inches
- Weight listed: 3 pounds

## Before you buy

- Listing details are inconsistent: the title claims 200 channels and 16 hours of use, while details say 100 selectable frequencies on each channel and 14-17 hours. The feature text gives microphone frequency bands of 536.57-561.32 and 562.37-587.12, while the general frequency range is 533-588 MHz. The listed channel count is 1 despite the dual-mic description. Check the exact configuration and local frequency suitability before buying. The stated range is for a wide-open, line-of-sight area, and a power amplifier is recommended by the listing for a good effect.

## In the box

- Wireless receiver (Included)
- 2 handheld microphones (Included)
- 2 antennas (Included)
- Power adapter (Included)
- 1/4-inch audio cable (Included)

## A good fit for

- Karaoke singers or small events needing two handheld microphones and a receiver with XLR and 1/4-inch output options.
- Buyers who want automatic frequency scanning as well as manual frequency selection for multi-system setup.

## Less suited to

- Buyers who need a firmly confirmed channel count, precise battery-life figure or operating-frequency configuration before purchase.
- Setups without compatible audio equipment, since the listed system is intended to connect to an amplifier or audio mixer.

## Customer feedback

Customer feedback highlights reported good sound, range, build and value, but experiences with reliability, durability and noise are mixed. Some customers report channel or receiver failures and interference, while others say background noise is not picked up. That variation matters for an event setup where dependable operation is important. The listing's selectable frequencies and claimed line-of-sight range provide setup context, but do not establish performance or resolve those customer concerns.
- Positive themes: Customers report favorable sound quality, range, build and value.
- Negative themes: Some customers report second-channel failures, receiver malfunctions, durability problems and severe interference noise.
- Mixed feedback: Reports about reliability, durability and noise differ, with some customers also saying the system avoids background noise.

## Frequently asked questions

### What is included with the WM333?
The listed contents are a wireless receiver, two handheld microphones, two antennas, a power adapter and a 1/4-inch audio cable.
### What outputs does the receiver have?
The feature description lists two individual XLR outputs and one mixed 1/4-inch output.
### How long do the microphones run on batteries?
The listing gives 14-17 hours in its details and 16 hours in the title, so the exact runtime is not consistent across the listing.
### How far can the microphones operate?
The claimed working range is 180-240 Ft \(60-80m\) in a wide-open, line-of-sight area. Actual results may depend on the environment.

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## Images

![innopow WM333 Dual UHF Wireless Microphone System — 1](https://best-deals.pro/i/Hvy4Zv5EEu2XfkMk-hOeb9RrqRHzMjJ8V86D1jvZGzztzU1fgRvfc74Ug2Uwj04u_JzKvamby22hOiSL9XQAS7azGhhd7RW9s-R0VuuUEQdI-93oWMg989it.jpg)

![innopow WM333 Dual UHF Wireless Microphone System — 2](https://best-deals.pro/i/7WjK02PxdlTiRA7v_mOGIq1HqgyH8rl6j6Y6nfOfEELiQkOyolAWKpkk624_k_9S-mH5-RmX8LpnWHXwFUapHcF41_Gs0kYz0DTrP6sriWQJMKSNsu1Zyqb2.jpg)

![innopow WM333 Dual UHF Wireless Microphone System — 3](https://best-deals.pro/i/Y2Ux7FyhmOqdLmjmQy6dBkX1ocRJn2pFy1EV4KpPjv8Yi4kToSkHRy9nB1BeIRx2YbaC4hbe5tMBETJJQ93_kQcRl0qBNVjR85_6N9IGDozZBvYo-GOBO0Mr.jpg)

![innopow WM333 Dual UHF Wireless Microphone System — 4](https://best-deals.pro/i/dsWJ5lLEuNd1qdY6ItASrFN2PdZLizFnzS1riy7ZTsriKcuLOGfejYWoOpJGI3FKEGEdDCapcpFy2R_NDo2zl64WJs9DU0EOipSBeHrZBvju352DGspIpMXh.jpg)

![innopow WM333 Dual UHF Wireless Microphone System — 5](https://best-deals.pro/i/gS4VpvQ0rMx13I7Umy1DauboM1pIdS7MqZmglHrOlDtsYsk0e952O9AKoTWzpvnZtopSUbfi-AhRIev60O6CAY3gGm0-4zRjOzyMnPVGJCtDh2qFQPyzBgBd.jpg)

![innopow WM333 Dual UHF Wireless Microphone System — 6](https://best-deals.pro/i/6Zl7NTSnlwZI2qhEZmUtY76WOxX3K92pHU-sXKipL2DsARXemit3EmTHe13Xp8ZQ8ZSkNMT5LJkv-ITtaQK1BR3obLh3_1o-CQ4Daxv7fwD4WYOfE2BbEgAt.jpg)

![innopow WM333 Dual UHF Wireless Microphone System — 7](https://best-deals.pro/i/SiyKTqb55bgXq_YY1ypAfyoA1FzUQwWGmtzTErX7SkWOs_Zle-il3yUcN0XJL-Xr1NYIrsIbqkA-pOCAKtZ3emRbQulSg9QGYem_jP-3Lig_rcxd.jpg)