Air Tube Headset for Motorola ASTRO Radio APX 4000

Color: Black

1. Compatibility: Designed for Motorola ASTRO APX 4000 radios; compatible with other APX series models (e.g., APX 6000, APX 7000) with matching 3.5mm/2.5mm audio interfaces.
2. Acoustic Tube: Flexible, kink-resistant air tube for sound transmission, reducing electromagnetic interference (EMI) and enhancing audio clarity.
3. Microphone Type: Noise-canceling electret condenser microphone, optimized for voice pickup in high-noise environments (e.g., public safety, industrial settings).
4. PTT Function: Inline push-to-talk (PTT) button with tactile feedback, positioned for easy access during operation.
5. Connector: Dual 3.5mm (audio) and 2.5mm (PTT/data) connectors, matching Motorola ASTRO APX series accessory ports.
6. Cable Construction: Kevlar-reinforced cable (approx. 1.2m length) for durability and resistance to stretching/twisting.
7. Speaker Specifications: 32Ω impedance, 1W maximum power handling, frequency response 300Hz–3.4kHz (optimized for voice).
8. Microphone Sensitivity: -42dBV/Pa ±3dB (at 1kHz), ensuring clear voice transmission with minimal background noise.
9. Environmental Rating: IP54 (dust and water splash resistance), suitable for rugged field use.
10. Wearing Style: Over-the-ear or behind-the-head design with adjustable earhook, ensuring secure fit during active use.