The PRYME BLU BT 502 Adapter allows you to use a compatible wireless Bluetooth headset or other audio accessory with your Vertex two-way radio.

Pryme BLU BT-542 Bluetooth Adapter Vertex One-pin Radios

$134.98 $99.98
(You save $35.00)
Free Shipping



The PrymeBLU BT542 Adapter allows you to use a compatible wireless Bluetooth headset or other audio accessory with your two-way radio. The PrymeBLU Adapter is compatible with thousands of off the shelf consumer audio accessories and pairs easily, allowing you to operate wirelessly. If you have a Dual Sync Bluetooth headset you can pair your two way radio and your cell phone with same headset so you will never miss a call or a broadcast again... the ultimate in multi tasking.

The Talk button on the PrymeBLU Adapter will function as a Push-to-Talk button for your two-way radio once a wireless audio accessory is successfully paired to the adapter. The PrymeBLU Adapter is supplied with a rubber Friction Pad. This pad provides additional protection and stability when using the Velcro Fastener to attach the adapter to a radio or other location.

The BT-542 PrymeBLU Adapter has an internal Lithium Ion rechargeable battery pack which must be charged prior to operation, and must be recharged regularly. A fully charged battery will provide approximately 10 hours (or more) of operation before needing to be recharged, however, operating time can vary depending on usage and the condition of the battery pack. Recharge the battery regularly.

Multifunction Talk Switch Used to place the PrymeBLU Adapter in pairing mode. Once paired with an audio accessory, this switch is used to activate the Push-To-Talk function of the two-way radio. A Velcro Fastener is Used to attach the PrymeBLU adapter to the two-way radio or to the user’s belt or lapel. The LED flashes messages that let the user know the current status of the PrymeBLU Adapter.

Once your PrymeBLU Adapter and wireless Bluetooth headset have been paired together you will be able to monitor received signals that will be heard over your Bluetooth headset’s speaker. When transmitting, the operator’s voice is picked-up by the microphone in the Bluetooth headset. The Push-to-Talk can be activated by pressing and holding the Talk button on the PrymeBLU Adapter or by using an optional PrymeBLU Wireless Bluetooth PTT (model BT-PTT, sold separately).

• Allows uses of Bluetooth wireless audio accessory with your two-way radio.
• Compatible with thousands of Bluetooth headsets and other audio accessories. 
• Easy pairing process. Store paired connections to the wireless headsets even if the powered off or removed from the two-way radio.
• RX and TX audio is automatically routed to the two-way radio or the appropriate wireless audio accessory depending on what accessories are connected to the PrymeBLU adapter.
• Status LED indicates connection to a compatible wireless accessory.
• Maximum Range Approximately 10meters (33 feet)
• Bluetooth Version 2.1 (can pair multiple devices - depending on your headset).
• Bluetooth Compliance: Bluetooth Audio Accessories with version 1.1 or higher.
• Operating Temperature Range -20C to 75C
• Storage Temperature Range -40C to 150C
• A simple pin model that has an internal Li-Ion battery pack and must be recharged between uses.
• Allows you to use a wireless Bluetooth headset with your two-way radio in place of a speaker microphone or wired audio accessory.

BT-542 WORKS WITH THESE VERTEX MODELS: VX-120, VX-127, VX-170, VX-177, VX-6R, VX-7R and Yaesu Radios with screw-in style 3.5mm plug


Please see PYRME for the most up to date version of this warranty.

PRYME Radio Products warrants this product against defects in materials or workmanship for a period of one year from the date of retail purchase.

PRYME will repair or replace a defective unit, at our option, without charge for parts or labor. The limited warranty is extended only to the original purchaser and is valid only to consumers in the United States and Canada. It does not cover damage or failure caused by or attributable to Acts of God, abuse, misuse, improper or abnormal usage, faulty installation, improper maintenance, lightning, or other incidences of excessive voltage, or any tampering or repairs by other than a PRYME authorized repair facility. It does not cover replacement of consumable parts, transportation costs, or damage in transit. Repair or replacement under the terms of this warranty does not extend the terms of this warranty.

This warranty can only be modified by an office of PRYME Radio Products, and then only in writing. Should this product prove defective in workmanship or material, the consumer’s sole remedies shall be such repair or replacement as provided by the terms of this warranty. Under no circumstances shall PRYME Radio Products be liable for any loss or damage, direct, consequential, or incidental, arising out of the use of or inability to use this product. Some states do not allow limitations on how long an implied warranty lasts or the exclusions or limitations of incidental or consequential damages, so the above limitations or exclusions may not apply to you.

This warranty gives you specific legal rights. You may also have other rights, which may vary, from state to state. For support or warranty service on your PRYME product, contact us at 1-800-666-2654 or visit us on the web at

© 2011 PRYME Radio Products, Brea CA. All rights reserved. PRYME® and PRYME BLU™ are trademarks owned by PRYME Radio Products. All other product or service names are the property of their respective owners.

DISCLAIMER: The Bluetooth wireless link used by PRYME BLU products is an open standard, unsecured technology. As such, it is not recommended for first-responder or other mission critical users.
Write a Review