Detail 01
Two AA batteries; up to 14 hours
Supports extended instruction sessions before the stated maximum battery time is reached.

Independent shopping perspective
Built around a BLX4 receiver, BLX1 bodypack, and SM31FH cardioid condenser headset, this Band H9 wireless package is directed at fitness instruction. The headset’s hydrophobic construction repels moisture, while the bodypack has a dedicated on/off toggle, adjustable gain, and a battery-status LED. QuickScan on the receiver selects an open frequency with one touch, keeping setup straightforward when interference calls for a channel change. Two AA batteries power the transmitter for up to 14 hours.


Strong match
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.

Detail 01
Supports extended instruction sessions before the stated maximum battery time is reached.
Detail 02
Provides the supplied headset microphone with a cardioid pickup pattern.
Detail 03
Sets the listed headset cable length and connector type.
Detail 04
Lets the receiver locate an open frequency quickly when interference is present.
Final check

Product questions
Straight answers to the questions shoppers most often ask about this product.
It includes a BLX4 receiver, BLX1 bodypack, SM31FH headset microphone, power supply, headset windscreens, and user guide.
Yes. The SM31FH is described for fitness instruction and uses hydrophobic construction that repels moisture.
The BLX1 operates on two AA batteries for up to 14 hours.
Reference
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