Description
The Shure BLX288/SM58 Wireless Dual Vocal System combines professional-quality sound with simple setup and up to 14 hours battery life for legendary audio performance for two vocalists right out of the box. The system includes BLX88 tabletop dual-channel receiver, 2 legendary SM58 handheld transmitters, 2 microphone clips, power supply, 2 AA batteries, and user guide.
Get the show going with no strings attached. Professional Shure sound for performance or presentation with two SM58 microphones for warm and clear vocals.The system operates up to a range of 300 feet (100m), so you can take the show into the crowd without interruption.A breeze to setup and operate, BLX will have you up and running in record time.BLX transmitters get up to 14 hours of power from a single pair of AA batteries, so the show can go on and on.
Please Note: This is the Silver Version. Silver is the only color available. Image is for reference only!
Features:
- BLX288 Dual Wireless Receiver
- Easy set up and operation
- One-touch Quickscan frequency selection quickly locates the best open frequency
- Legendary Shure audio and durable construction
SM58 Dynamic Vocal Microphone
- Frequency response tailored for vocals, with brightened mid-range and bass rolloff
- Uniform cardioid pickup pattern isolates the main sound source and minimizes background noise
- Pneumatic shock-mount system cuts down handling noise
- Effective, built-in spherical wind and pop filter
- Supplied with break-resistant stand adapter which rotates 180°
- Legendary Shure quality, ruggedness and reliability
- Cardioid (unidirectional) dynamic
- Frequency response: 50 to 15,000Hz
- J11 Frequency Range: 596-608 MHz+614-616 MHz
Specifications:
- SM58 Dynamic Vocal Microphone
- Type: Dynamic
- Frequency Response: 50 to 15,000Hz
- Polar Pattern: Cardioid
- Sensitivity at 1,000Hz Open Circuit Voltage:
-54.5dBV/Pa (1.85mV)
1 Pa = 94dB SPL - Impedance: Rated impedance is 150Ω (300Ω actual) for connection to microphone inputs rated low impedance
- Polarity: Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3
- Case: Dark gray, enamel-painted, die cast metal; matte-finished, silver colored, spherical steel mesh grille
- Connector: Three-pin professional audio connector (male XLR)
- Net Weight: 0.66lbs (298g)
- Dimensions (LxW): 6-3/8″ x 2″ (162mm x 51mm)
BLX288 Dual Wireless Receiver
- Working Range: 91m (300′) Line of Sight
Note: Actual range depends on RF signal absorption, reflection and interference. - Audio Frequency Response: 50Hz – 15,000Hz
Note: Dependent on microphone type. - Total Harmonic Distortion: Ref. ±33kHz deviation with 1kHz tone: 0.5%, typical.
- Dynamic Range: 100dB, A-weighted, typical
- Operating Temperature: 0°F – 135°F (-18°C – 57°C) Note: Battery characteristics may limit this range
- Polarity: Positive pressure on microphone diaphragm (or positive voltage applied to tip of WA302 phone plug) produces positive voltage on pin 2 (with respect to pin 3 of low impedance output) and the tip of the high impedance ¼-inch output
Note: All Specifications are subject to change. Performance may vary depending on country regulations and operating environment.
Item Includes:
- Shure BLX288/SM58 owner’s manual
- BLX88 Dual-channel receiver
- 2 SM58 handheld microphones with BLX2 transmitters
- 2 Microphone clips
- Power supply
- 4 AA batteries
- User Guide


Patrick Baker (verified owner) –
Finally got this for my home office and very good product overall. Works well and looks good. Small room for improvement.
christina8615 (verified owner) –
Went ahead and got this for a few weeks now and great price for exceptional quality. You really can’t beat this deal.
Anonymous User (verified owner) –
The Shure BLX288/SM58-J11 Wireless Dual Vocal System w/ 2x SM58 Handheld Transmitters & Dual Channel Receiver – Silver has been fantastic so far. Picked this up as a gift and four stars because it’s really good but not quite exceptional. Still very happy though. Would buy again.
D. L. (verified owner) –
Love my new Shure BLX288/SM58-J11 Wireless Dual Vocal System w/ 2x SM58 Handheld Transmitters & Dual Channel Receiver – Silver! Love the product! Took off one star because packaging could be better.
Nicholas Lopez (verified owner) –
Decided to try this for myself and so glad I found this. It’s been a game changer and I use it every single day now. Will be ordering more.
New Buyer (verified owner) –
Ordered this for about a month and wow, just wow. I was skeptical at first but this product really delivers. Worth every penny.
Denise Lewis (verified owner) –
I purchased this for about a month and incredible quality and fast shipping. This is exactly what I was looking for. Highly recommend! Happy with my purchase.
techmember905 (verified owner) –
I’m so happy with this Shure BLX288/SM58-J11 Wireless Dual Vocal System w/ 2x SM58 Handheld Transmitters & Dual Channel Receiver – Silver! Decided to try this based on a recommendation and this product does its job well. Minor issues don’t detract from the overall quality. Exactly what I needed.
tallen71 (verified owner) –
Using this as a gift and premium feel and excellent construction. Worth the investment for sure. Great find!
Katherine H. (verified owner) –
Finally got this as a gift and average product. Meets basic expectations but doesn’t exceed them.
Satisfied User (verified owner) –
The materials used are top-notch. The Shure BLX288/SM58-J11 Wireless Dual Vocal System w/ 2x SM58 Handheld Transmitters & Dual Channel Receiver – Silver is worth every penny. Very impressed with the overall build quality. Highly recommend!
Grace (verified owner) –
Went ahead and got this to replace my old one and this is the real deal. After trying cheaper alternatives, I finally found something that actually works.
loyal_girl552 (verified owner) –
I purchased this for my personal use and good quality and works as advertised. A few small improvements could make it perfect.
Teresa Morris (verified owner) –
Went ahead and got this for a few weeks now and i was expecting to pay much more for this level of quality. What a great find! Exactly what I needed.
Nancy Robinson (verified owner) –
Had this based on a recommendation and very disappointed. This product did not work as advertised at all.