Clear tube earphone Surgical grade acoustic tube; discreet and comfortable; available in clear and black Quick-fasten secure structure Environmental pu cable reinforced with kevlar Used with optional ear mold allows ambient sounds and provides better wearing. Discreet communication in complex environment. Suitable for patrolling police, security personnel in hotel, conference hall, casino and restaurant, etc. Available for motorola, ef johnson, frs, kenwood, icom, yaesu/vertex, maxon, etc. Technical specification