Cuffie over-ear RETEKESS TT034 regolabili in fabbrica con cancellazione del rumore, qualità audio pura, sicure da usare, cinturino in velcro,

Without microphone model: Compatible with T130 series receivers T131 / T131S / T131P / T131U and TT127 receivers Block out distractions with up to 23dB of noise reduction.Whether on the factory floor or in a busy touring environment, enjoy clear, focused audio at all times. Designed to fit comfortably under a safety helmet, the TT034 headset ensures both protection and performance. Featuring a top Velcro strap, the headset easily adjusts to different head sizes, ensuring a secure and comfortable fit throughout the day. Seamlessly pairs with Retekess T130 series and TT127 systems, providing stable communication. Package Includes: With microphone model: Compatible with TT126--two-way communication, compatible with T130 series and TT127 transmitters. Up to 23dB of powerful passive noise reduction keeps distracting sounds out, ensuring crystal-clear communication in noisy environments. Designed to be worn comfortably with safety helmets, this headset supports safe and efficient communication. even in high-risk work zones. The flexible, rotatable microphone boom adapts to your speaking position, delivering clear voice pickup wherever your work takes you. Fully compatible with the Retekess TT126 wireless tour guide system, enabling seamless integration for two-way communication in tours, training, and industrial settings. Package Includes: SPEC: Without microphone model: Size: 8.9 × 6.8 inches Color: Black Material: ABS Waterproof: Weight:358g Noise canceling headphones: 11.1oz Noise canceling microphone headphones: 12.6oz Voice Coil Impedance: 300Ω ± 15% Voice Coil Specifications: φ0.5inch Sensitivity: 87 ± 3dB Input Power: Rated Power Input: 20mW Max Power Input: 50mW Frequency Response: Fo — 20KHz; Output S.P.L ±10dB Distortion Signal: Sine Wave 2.4V (SIN WAVE V2.4V) Heat Resistance: 55℃ ± 2℃, 20~25% R.H, 4 hours Moisture Resistance Test: -20℃ ± 2℃, 90~95% R.H, 4 hours Magnet Size: φ0.49 × H 0.06inch Storage Temperature: -40℃ to 70℃ Operating Temperature: -30℃ to 65℃ With microphone model: Specification: Size: 8.9 × 6.8 inches Color: Black Material: ABS Waterproof: Weight:316g Noise canceling headphones: 11.1oz Noise canceling microphone headphones: 12.6oz Voice Coil Impedance: 300Ω ± 15% Voice Coil Specifications: φ0.5inch Sensitivity: 87 ± 3dB Input Power: Rated Power Input: 20mW Max Power Input: 50mW Frequency Response: Fo — 20KHz; Output S.P.L ±10dB Distortion Signal: Sine Wave 2.4V (SIN WAVE V2.4V) Heat Resistance: 55℃ ± 2℃, 20~25% R.H, 4 hours Moisture Resistance Test: -20℃ ± 2℃, 90~95% R.H, 4 hours Magnet Size: φ0.49 × H 0.06inch Storage Temperature: -40℃ to 70℃ Operating Temperature: -30℃ to 65℃