stainless steel, adjustable bands that keep them tight for longer and in a wider temperature range * green plastic shells, wide band with soft cushion, especially effective for high frequency noise 3Mi-H.40 *0Mi -H.47 3Mi-H.40 -H52 and medium -GQ: standard Optime d (SNR: 31, weight: 210 g,) 3M_H520P3E-410-GQ: can be mounted on a helmet (SNR: 30 dB, weight: 235 g) * 3M_H520F-409- GQ : foldable version (SNR: 31 dB, weight: 230 g)

• Online Payment with Bank Card (Visa, Mastercard)
• Cash on delivery payment, valid in Romania
• For public institutions: purchases through SEAP - Bank Transfer

We deliver anywhere in Romania – through our partner networks: Fan Courier, Sameday, UPS, FedEx.