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Shure BLX188/SM31 Wireless Dual Fitness Headset System with two SM31FH Headset Microphone

Hands free, sturdy on your head.



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Product Description

The BLX188/SM31 System with two SM31FH fitness headsets features a durable, industry-standard microphone cartridge in a comfortable headset design for hands-free performance combined with simple setup and an intuitive interface for performance you can trust in. With analogue dual wireless transmission.

Shure have implemented a ‘QuickScan’ feature that allows the user to locate the best available frequency with a single button press. Internal micro-processing controls the diversity of the antenna to reduce RF signal dropout.

Key Features:

  • Quickscan:
    ‘QuickScan’ feature that allows the user to locate the best available frequency with a single button press.
  • Firm fit:
    The last thing you want is to be holding a microphone when you need your hands free. This headset has a firm fit with adjustable sizing, making sure it’s not going to fall off whilst you’re doing your thing!
  • Wireless technology:
    Keep yourself free of wires and free to move and do what you need to do in the heat of the moment.


  • Wireless information:
    - Working Range: 91 m (300 ft) Line of Sight
    - Audio Frequency Response: 50 to 15,000 Hz
    - Total Harmonic Distortion: 0.5%, typical
    - Dynamic Range: 100 dB, A-weighted, typical
  • Connections: Output: XLR
  • Power requirements: 12–15 V DC @ 160 mA (BLX88, 320 mA), supplied by external power supply
  • Receiver dimensions:
    - Height: 40mm / 1.57”
    - Width: 388mm / 15.28”
    - Depth: 116mm / 4.57”
    - Weight: 429g / 15.1oz

Written by Robin Tindill

Yes (with optional mount)

Finance Options

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Total amount payable £0.00. APR representative. Finance is subject to status. Terms and conditions apply.

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How do I use instant finance?

It's simple! Just add the products you want to your basket and click the "Checkout" button in your basket. Go through the checkout process and tick the "Finance" option under "Select Your Payment Method". You can then choose which finance term you'd like to apply for, and change your deposit if you wish.

At the end of the checkout you'll be taken to the V12 Finance web site. This is where your finance application is processed. Assuming your application is accepted you'll be able to place your deposit and confirm your order right there.

Then, your order will come through to Andertons and we'll send you the goods. Get approval before 3pm and we'll send your order out the same working day (stock permitting) for next working day delivery!

Who can apply for finance?

You must: spend over £300, be at least 18 years of age, have been a UK resident for 3 years or more, be able to make repayments by Direct Debit, be in regular employment (minimum of 16 hours per week) including self-employment, or in permanent residence with your partner who is in regular employment.

Read More About Online Finance

Andertons Music Company's Registered Office: 58-59 Woodbridge Road, Guildford, GU1 4RF. Andertons Music Company acts as a credit broker and not a lender and only offers credit products from Secure Trust Bank PLC trading as V12 Retail Finance. Not all products offered by Secure Trust Bank PLC are regulated by the Financial Conduct Authority. Andertons Music Company is authorised and regulated by the Financial Conduct Authority, firm registration number 716155. Credit provided subject to age and status.