PRYME PRYMEBLU BT-PTT-FSHD User Manual

PRYMEBLU BT-PTT-FSHD
®
Push-to-Talk User's Guide
Heavy Duty Wireless PTT Footswitch
for PoC Applications and PRYMEBLU Radio Adapters
Model No. BT-PTT-FSHD
Made in Taiwan
PRYME® and PRYME BLU® are trademarks owned by PRYME Radio Products,
Brea CA. All other product or service names are the property of their respective owners.
© 2025 PRYME Radio Products, Brea CA. All Rights Reserved
Installing or Replacing the Battery
The BT-PTT-FSHD is powered by a replaceable CR2477 coin cell battery, offering up to five years of
operation. When the battery reaches the end of its lifespan, it will need to be replaced. Note that
actual operating time may vary based on usage patterns, as well as the battery's age and condition.
To change the battery:
1. Remove the four Phillips screws securing the battery compartment cover.
2. Carefully open the battery compartment, setting aside the cover and rubber sealing gasket.
3. Locate the battery holder inside the device. Use a small flat-head screwdriver to remove
the old battery.
4. Insert a new CR2477 3-volt coin cell battery into the holder, ensuring proper polarity.
The positive side (marked with a "+") should face away from the circuit board.
5. Reinstall the rubber sealing gasket and the battery compartment cover, then secure them
with the four Phillips screws.
• Use only CR2477 batteries.
• Ensure the batteries are installed correctly according to polarity. (+ and -)
• Recycle or dispose of used batteries according to local regulations.
• Always completely secure the battery compartment. If the battery
compartment does not close securely, stop using the product,
remove the batteries, and keep them away from children.
FCC ID: XTS-BT-PTT-FSHD
Slot for screwdriver to remove battery
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Controls and Connection
Adjustment Screw and Nut
This screw allows you to adjust
the footswitch travel, minimizing
the distance it moves when pressed.
To make this adjustment, hold the nut
n place with needle-nose pliers while
tightening or loosening the screw on
the underside of the footswitch.
NOTE: The BT-PTT has a sleep mode which is used to preserve battery life. This sleep mode will engage
When the power switch is turned to the "ON" position and four minutes elapse where the BT-PTT is not
connected to a phone or tablet via BT. While sleeping, the power consumption of the BT-PTT is greatly
reduced. To wake the device from a sleep state, simply press the footswitch.
USING THE FOOTSWITCH WITH AN APP (ZELLO*)
To get the Zello app on your phone, install Zello from your Zello@Work networks, or download
the app from the Google Play store or Apple App Store.
*May also work with other PoC apps, such as ES Chat, Wave Communicator (old version), Unity
Intercom, Tassta and others.
Setting Up Zello (Android)
NOTE: The BT-PTT-FSHD uses a special version of BT called BT Low Energy (BLE). This product can
only be used with Android handsets that have hardware support for BLE and are using Android
version 5.0 (Lollipop) or newer.
1. Make sure that your phone's BT radio is enabled.
2. Open Zello and tap on the more options symbol " " in
the top right hand corner of the app.
3. Go to Options > Push-to-talk buttons.
4. Tap on the "+ADD BUTTON" option.
5. The app will now attempt to detect the PTT button press.
Press and release the PTT footswitch of the BT PTT-FSHD
one or more times until detected by the phone.
6. "PTT-Z" will now be shown on the list of available
BT PTT buttons.
7. Open the Talk screen in Zello (the screen with a big round
button). Pressing the PTT footswitch the BT-PTT-FSHD
device should now cause Zello to transmit.
Setting Up Zello (iOS)
1. Make sure that your phone's BT is enabled.
2. Open Zello and go to: Settings > PTT Button >
Wireless Zello Button.
3. Make sure that the "Wireless Button Service"
is turned on by sliding the button to the right.
4. Press and hold the PTT footswitch on the BT-PTT-FSHD.
5. Select "PTT-Z" from the list of PTT devices shown on the screen.
6. Open the Talk screen in Zello (the screen with a big round button). Pressing the PTT footswitch
should now cause Zello to transmit.
Mounting Eyelets
Three 5 mm eyelets are
provided for permanently
mounting the footswitch
using bolts or screws.
Battery Compartment
The battery that powers
the footswitch is located
inside of this compartment,
Power Button
which is secured by four
This button is used to turn
Philips screws.
the BT-PTT-FSHD on and off.
The button will light briefly
when placed into the
ON position.
Non-Skid Pads
These two pads on the
bottom of the footswitch
Foot PTT Switch
help to prevent the
Press this switch down to
footswitch from moving
activate the Push-to-Talk
or slipping when in use.
function of the PTT app
or two-way radio.
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