Wireless Dual Fitness Headset System with two SM31FH Headset Microphone

error_outline Professional Use Only
Recommended Retail Price
£789 £789

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.

BLX188UK/SM31-K3E: Wireless System, Frequency Band Version: 606-630 MHz (K3E), UK power supply included

Product Details

  • 1 - PS24 Power Supply
  • 2 - clothing clips
  • 2 - windscreens
error_outline Professional Use Only
Recommended Retail Price
£789 £789



rack tray for BLX4, BLX88 and GLXD4



Customer Support

Service & Repair

Detailed policy information regarding customer service numbers, service modifications, and replacement parts.

Service & Repair

Contact Us

Submit a ticket directly to Shure Customer Service staff, or reach out via phone or email.

Contact Us


Shure Tech Portal

Complete product documentation, technical support materials, software and firmware, and other tools and resources for all Shure products, in one place.

Sign In launch


User Guide & Specs


Declarations of Conformity

The UK DoC is only valid for those products or product variants, which are imported into the United Kingdom by Shure.

Find An Answer

Comparable Products


Wireless Combo System with SM31FH Headset and SM58 Handheld Microphone

SM31FH and SM58 with dual analog wireless transmission


Wireless Rack-mount Fitness Headset System with SM31FH Headset Microphone

The SM31FH cardioid condenser microphone with rack-mount analogue transmission, designed for fitness instructors.


Wireless Dual Presenter System with two MX153 Earset Microphones

Two professional subminiature earset microphones with with dual analogue wireless transmission


Wireless Dual Presenter System with two CVL Lavalier Microphones

Two reliable wearable lavalier microphones for spoken word applications with dual analogue wireless transmission