What PTT do I need for Motorola APX radios?

For Motorola APX radios (APX 6000, APX 7000, APX 8000, etc.), we recommend the Constant Able PTT with M9 GCAI connector. It features auto-sensing impedance that works with both dynamic and electret microphones.

What is the difference between dynamic and electret microphones?

Dynamic microphones (low impedance) are standard in military headsets like Ops-Core AMP and Peltor Comtac. They require amplification. Electret microphones (high impedance) are common in civilian headsets and most earpieces. The Constant Able PTT automatically detects and adjusts for both types.

What PTT works with PRC-152 and PRC-148 radios?

The Constant Able 6-Pin NATO PTT is designed for AN/PRC-152, AN/PRC-148 (MBITR), and AN/PRC-117G radios. It requires 3.3V accessory voltage enabled and mic set to Lapel Mic in the radio menu.

Do I need an amplified PTT for Peltor Comtac headsets?

Yes, Peltor Comtac headsets use dynamic microphones which require amplification. The Constant Able PTT provides automatic impedance matching and also handles NATO vs Peltor wiring differences automatically.

What connector do Baofeng radios use?

Most Baofeng radios (UV-5R, BF-888S) use the Kenwood 2-pin K1 connector. Waterproof models like the UV-9R use a different multi-pin connector. Our configurator will match you with the correct PTT.

Why stay inside the Ops-Core ecosystem instead of mixing brands?

Integrated systems fail less. When helmet, headset, mounts, and accessories are all engineered together, you eliminate adapter failures and compatibility issues. You also get lower total cost of ownership—fewer replacement parts, less troubleshooting, and gear that lasts longer. Gentex/Ops-Core's military aviation heritage means these components are tested to standards most tactical brands never touch.

What radios are compatible with Ops-Core AMP headsets?

The Ops-Core AMP Connectorized headset is compatible with virtually any radio when paired with the correct PTT and downlead. TCIS supports Motorola APX/XTS/N-Series, L3 Harris XL/XG/Falcon series, military AN/PRC-152/148/163, Kenwood TK series, Hytera PD/HP series, and more. The DISCO32 Constant Able PTT line features auto-sensing impedance matching for universal compatibility.

What is the difference between single and dual channel tactical comms?

Single channel provides mono-binaural audio—one audio source distributed to both ears. Dual channel provides separate mono inputs: Channel 1 to the left ear, Channel 2 to the right ear. This allows operators to monitor two independent radio nets simultaneously, essential for multi-agency operations or command/tactical net separation.

Do you offer agency or department pricing on tactical communications equipment?

Yes. DISCO32 provides competitive pricing for law enforcement agencies, military units, and government departments. Use the TCIS configurator to build your loadout, then click 'Request Quote' for volume and contract pricing. We support GSA schedules and departmental procurement processes.

Can I use Ops-Core AMP headset with a gas mask?

Yes. The DISCO32 Gas Mask Adapter (DGMA) connects your PTT to the mask's Electronic Communications Port (ECP), bypassing the AMP boom microphone and using the mask's internal microphone. Compatible with C50, M50, FM53, FM54, and MBU-12/P oxygen masks. The DGMA is a plug-and-play 16-inch cable with U-173/U connection.

What PTT do I need for my Motorola APX radio?

For Motorola APX 6000/7000/8000 radios, you need the DISCO32 Constant Able M9 PTT with the multi-pin APX connector. For APX N-Series (N30/N50/N70), use the Constant Able M16 PTT. TCIS automatically matches the correct PTT to your specific radio model.

Do I need the Rail Mount Kit, or can I wear the AMP under my helmet?

The AMP headset can be worn either way. The Rail Mount Kit (Vent Mode) attaches to your helmet's ARC rails, providing improved impulse noise protection, better weight distribution for all-day comfort, and the ability to stow the earcups up and out of the way. The Vent Mode feature allows airflow while maintaining communications via NFMI. If you prefer a lower profile or plan to use the headset without a helmet frequently, you can wear it under the helmet using the standard headband.

What is RAILINK and do I need it for my NVGs?

RAILINK is Ops-Core's power and data rail system integrated into FAST helmets. It provides centralized power for NVGs and accessories, eliminating external battery cables (snag hazards) and enabling data transmission for advanced vision systems. Standard NVGs (PVS-14, PVS-31A, BNVD-1531) work fine with regular helmets. Heavy and panoramic NVGs (GPNVG-18, F-Pano, F-Bino, ENVG-B) benefit significantly from RAILINK due to their 27oz+ weight and external battery requirements. Fusion devices that require power and data connections may require RAILINK for full functionality.

What is NFMI and do I need NFMI earplugs?

NFMI (Near Field Magnetic Induction) earplugs provide wireless audio transmission from the AMP headset to in-ear speakers, increasing hearing protection from NRR 22dB to NRR 34dB combined. They're battery-free and recommended for high-noise environments like breaching, aviation, or heavy weapons operations.

How do I integrate aircraft intercom (ICS) with my helmet system?

Select the SMAHT (Special Mission Aviation Headset Technology) downlead in TCIS. It outputs a U-93A/U connector for direct aircraft ICS integration, allowing seamless communication between your helmet-mounted system and rotary-wing or fixed-wing intercom systems.

What does the STEP-IN Visor Laser Dazzle lens protect against?

The Laser Dazzle lens protects against deliberate laser targeting, specifically 445nm blue and 532nm green commercial lasers commonly used in urban environments. It provides 1.5-2.5 optical density protection while maintaining 40% visible light transmission for operational use, meeting MIL-PRF-32432 ballistic standards.

Configure Your System

Tool

PTT

Headset / Earpiece

Select your primary hearing protection or earpiece to ensure we match the microphone impedance correctly.

Tech Brief: Impedance

Dynamic Mics (Low Imp): Standard for Military headsets (Ops-Core/Peltor). They require amplification.
Electret Mics (High Imp): Standard for Civilian headsets and most Earpieces.

Connector Requirement
All PTTs below require a standard U-174/U (TP-101) downlead.

Select Radio

Pro Tip: Check your connector

No radios found matching your search.

Mission Ready

Loadout Config

Headset / Earpiece

Radio

Technical Breakdown

Impedance Match: Auto
Signal Path: Standard
Connector: U-174

Attention Required

Verified Match

Loading...

Analyzing impedance...

Connection

Circuitry

View Product Details

Standard Option: U94 PTT

Basic push-to-talk functionality.

View Option

Mission Add-ons

View

View

Gas Mask Adapter (DGMA)

Mask mic interface

View

TP-101 to TJ-102 Extension

View

View

View

View

View

Bluetooth / phone path

View

VPU Voice Projection

Loudspeaker unit

View

Trusted by 10,000+ operators

Full kit

Platform

Protection

Visor

Headset

Off-Helmet

Channels

Mask

Downleads

Audio

Loadout

Select Platform

Choose helmet-mounted or helmetless (NOMAD) configuration.

Helmet System

FAST SF, RF1, XR, XP, Bump, Carbon

Rifle IIIA Non-Bal

NOMAD System

Helmetless NVG / Covert Ops

Ultra-Light LockDown Dial

Select Protection Level

Choose ballistic tier based on anticipated threat environment.

Night Vision Integration

Does your agency use helmet-mounted NVGs?

No NVGs

Not applicable

Standard

PVS-14 / PVS-31A

Heavy / Pano

GPNVG / F-Pano

RAILINK Recommended for Heavy NVGs

Panoramic and fusion NVGs (GPNVG-18, F-Pano, ENVG-B) benefit from the RAILINK power & data rail system:

Eliminates external battery cables (snag hazard)
Centralized power for NVGs + accessories
Required for fusion devices that need power & data
Better weight distribution for 27oz+ systems

How do I choose protection level?

Rifle Protection

Stops: 7.62×39, 5.56mm (model dependent)

Use case: Active shooter response, high-risk entries where rifle threats are anticipated

NIJ Level IIIA

Stops: 9mm, .357 Mag, .44 Mag + fragmentation

Use case: Warrant service, SWAT/SRT operations, tactical patrol—standard for most LE tactical applications

Non-Ballistic

Stops: Impact only (EN 1385)

Use case: Training, search & rescue, helo crew, administrative operations

Reference: NIJ Standards 0106.01, 0108.01 Level IIIA

Rifle Protection

For anticipated rifle threats: active shooter response, high-risk entries, known armed subjects. Increased weight tradeoff.

NIJ Level IIIA

Standard for tactical law enforcement. Stops all common handgun threats + fragmentation. USSOCOM FTHS program standard.

Non-Ballistic / SAR / Training

Impact protection only (EN 1385). Training, search & rescue, administrative operations where ballistic protection is not required.

Face & Eye Protection

Do you need ballistic face/eye protection?

STEP-IN Visor

MIL-PRF-32432 ballistic • ANSI Z87.1 • NVG compatible

Clear/Tint Photochromic Laser Dazzle

No Visor

Using separate eyewear or mission doesn't require it

Select Lens Type

Clear + Tint Kit

Day/night swap

Photochromic

Auto day-to-night

Laser Dazzle

445nm/532nm LEP

High Contrast

Enhanced definition

Laser Protection Note

The Laser Dazzle lens blocks common commercial laser pointers (blue 445nm, green 532nm) while maintaining 40% VLT for day/night use. Protects against deliberate laser targeting in urban environments.

AMP Connectorized Configuration

Select mounting, color, and hearing protection options.

Include Headset?

Recommended

Add AMP Headset

Complete comms solution

3DHT Audio NFMI Ready

NOMAD Only

NVG mount system without headset

No Comms

Helmet Rail Mount

The AMP headset can be mounted to your helmet's ARC rails, or worn under the helmet without rail arms.

Recommended

Add Rail Mount Kit

Mount AMP to helmet ARC rails

+Impulse Protection +Comfort

Under Helmet Only

Wear headset beneath helmet shell

Lower Profile No Arms Needed

Vent Mode Rail Mount Kit

3-position articulation: Deployed (full seal) → Vented (airflow while maintaining comms) → Stowed (up and out of way).

Rail mounting improves impulse noise protection and distributes weight for all-day comfort. NFMI maintains comms even in Vent Mode.

Headset Color

Black

Tan 499

Ranger Green

Urban Gray

Double Hearing Protection

AMP Only

NRR 22dB passive

Recommended

Add NFMI Earplugs

NRR 34dB • Battery-free • Works in Vent Mode

Off-Helmet Communications

Do you need comms when not wearing your helmet?

For administrative tasks, vehicle movement, or situations where you're not wearing your ballistic helmet but still need radio communications, the N-Ear earpiece with microphone provides a lightweight solution that works with your existing PTT.

Add N-Ear Earpiece

Earpiece with integrated microphone • U-174/U plug

Lightweight Covert

Helmet Comms Only

I'll always have my helmet when I need comms

Comms Configuration

The AMP has two Fischer 10-pin ports. Configure single or dual channel.

Single Channel

One radio • Mono-Binaural (heard in both ears)

1 Downlead

Dual Channel

Two radios • Monaural (one ear per channel)

2 Downleads

Mono-Binaural vs Monaural: Single channel distributes audio to both ears. Dual channel sends Channel 1 to left ear only, Channel 2 to right ear only—two independent mono signals for multi-net operations.

Aircraft Integration

Will you be connecting to Aircraft Intercom Systems (ICS)?

SMAHT Cable Recommended

For aircraft ICS integration, we recommend the SMAHT (Situational Monitoring Audio Headset Termination) cable for your secondary channel. Provides proper impedance matching and VOX control.

Protective Mask Integration

Will you need to operate with a CBRN protective mask?

Disco32

Yes, Add DGMA

Disco32 Gas Mask Adapter • C50/M50/FM53/FM54 compatible

ECP Port Bypasses AMP Mic

No Gas Mask

CBRN operations not in my mission set

DGMA - Disco32 Gas Mask Adapter

The DGMA connects between your PTT and protective mask's ECP (Electronic Communications Port). It bypasses the AMP boom microphone and uses the mask's internal microphone instead. 16" cable, plug-and-play.

Compatible: C50, M50, FM53, FM54, MBU-12/P oxygen mask

Downlead Configuration

Select downlead cables for each channel. Each downlead carries mono audio from the AMP's Fischer port.

Mono-Binaural (Single Channel)

Your single downlead audio is distributed to both ears simultaneously. One audio source → heard in both earcups. This is the standard configuration for most tactical operations.

Monaural Separation (Dual Channel)

Each downlead routes to one ear only. Channel 1 → Left ear. Channel 2 → Right ear. Two independent mono signals allow monitoring separate radio nets simultaneously.

1Channel 1 (Both Ears)

2Channel 2 (Right Ear Only)

Audio Source Selection

Select what each channel connects to.

1Channel 1 Audio Source

Select Radio

2Channel 2 Audio Source

Select Radio

Mission Loadout

Your complete tactical communications system.

System Specs

Hearing ProtectionNRR 22dB

Ballistic Rating—

Comms Channels1

Mic ImpedanceDynamic (Low-Z)

Assembled in USA

Expert Tech Support

AMPs Ship Free Overnight

Law Enforcement • Military • Government

Agency and department pricing available.

Request a quote for volume and contract pricing.

Health Investment Recommendation

Based on your training profile, we recommend considering the Ops-Core SOTR (Special Operations Tactical Respirator).

The SOTR provides 99.97% (NIOSH P100) filtration against lead, asbestos, explosive gunfire residue, and fentanyl. If you're spending more than one day per week in shoot houses or conducting enclosed firearms/explosives training, protecting your lungs is an investment in your long-term health.

View SOTR

Antenna relocation

Brand

Radio

Length

Color

Done

Identify the radio plug

Match the accessory jack on the radio, then switch to PTT to pick the Constant Able model.

Open connector chart

Configure Your System

PTT

Headset / Earpiece

Tech Brief: Impedance

Select Radio

Mission Ready

Loadout Config

Headset / Earpiece

Radio

Technical Breakdown

Loading...

Standard Option: U94 PTT

Mission Add-ons

Full kit

Select Platform

Helmet System

NOMAD System

Select Protection Level

Night Vision Integration

RAILINK Recommended for Heavy NVGs

Rifle Protection

NIJ Level IIIA

Non-Ballistic

Face & Eye Protection

STEP-IN Visor

No Visor

AMP Connectorized Configuration

Add AMP Headset

NOMAD Only

Add Rail Mount Kit

Under Helmet Only

Vent Mode Rail Mount Kit

AMP Only

Add NFMI Earplugs

Off-Helmet Communications

Add N-Ear Earpiece

Helmet Comms Only

Comms Configuration

Single Channel

Dual Channel

Aircraft Integration

SMAHT Cable Recommended

Protective Mask Integration

Yes, Add DGMA

No Gas Mask

DGMA - Disco32 Gas Mask Adapter

Downlead Configuration

Mono-Binaural (Single Channel)

Monaural Separation (Dual Channel)

1Channel 1 (Both Ears)

2Channel 2 (Right Ear Only)

Audio Source Selection

1Channel 1 Audio Source

Select Radio

2Channel 2 Audio Source

Select Radio

Mission Loadout

System Specs

Health Investment Recommendation

Request Quote

Configuration Added to Cart

Antenna relocation

Identify the radio plug

Your Cart