Casque sans fil rétro M1S – Bluetooth 5.4, son haute fidélité, 8 heures d'autonomie, cadre en métal léger

"The Polyglot's Sound Companion"​​ Engineered for borderless listening, the M1S delivers studio-grade audio with a vintage twist – its copper-coated drivers reproduce the harmonic richness of 1970s tube amplifiers. ​​5 Borderless Listening Features​​ ​​Diplomatic Pairing​​ – Auto-translates Bluetooth prompts into 12 languages ​​Caffeine Charging​​ – Fully powered during your morning latte break ​​Stealth Mode​​ – Matte black version reflects zero security camera glare ​​Universal Manual​​ – Illustrated guides bypass language barriers ​​Balanced Nomad​​ – Even weight distribution for all-day train hopping ​​Hidden Global Features​​ ​​Copper Resonance​​ – Internal wiring uses oxygen-free copper for vinyl warmth ​​Anti-Tangle Anthropology​​ – Flat cable inspired by indigenous weaving techniques ​​UN38.3 Certified​​ – Safe for carry-on luggage on all airlines ​​For Citizens of Nowhere​​ Note: ABS construction withstands hostel bunk bed drops