Intelligent Architecture
Constant Able™ PTT
Harris XL (HA2)
The most capable, broadly compatible Push-to-Talk for two-way radios on the market. Developed with SRT and SWAT operators to tackle the toughest interoperability challenges.
Auto-Sensing
The Intelligence Core
Push-to-talks aren’t just an accessory—they’re the core of comms. The Constant Able uses embedded proprietary algorithms to decide, rewire, and adjust gain within 100ms.
Microphone Support
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✓Dynamic (Low Impedance / Mil-Spec)
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✓Electret (High Impedance / Civilian)
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✓150 Ohm Variants
Wiring Handling
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✓US NATO Standard
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✓Peltor Wired (EU Standard)
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✓No switches. No reprogramming.
Radio Interface: Harris XL / Unity
Designed for the modern Harris XL series and Unity interfaces.
Compatible Models:
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XL-200P (Multi-band)
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XL-185P / XL-150P
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XG-100P (Unity)
Proven Compatibility
Field-proven with professional comms gear:
Peltor Comtac II–VIII
Ops-Core AMP
MSA Sordin
Otto NoizeBarrier
N•Ear 360
Invisio M3
Connectors: U-174/U (NATO J11) or U-384 (Dual Comm Split Audio*)
Mission Specs
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⚡ Zero batteries required
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🌊 IP67 Sealed (Waterproof/Dustproof)
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🛡️ Integrated hot mic shroud
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🔄 Rotating ambidextrous clip
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🇺🇸 Buy American Act Compliant
Compatibility Note
Not compatible with DISCUS. DISCUS is designed exclusively for dynamic microphones. Constant Able supports electret and amplified systems with full automatic switching.
1-Year Warranty | Designed & Manufactured by DISCO32
*Audio will be treated as monobinaural by the headset when using the TP-106 adapter.
