SM-901R+167 / Longdar (Taiwan)
- Material: PP plastic with high impact resistance
- Adjust size with knob
- Plastic cone cage has 6 damping points
- The front has a flat surface for easy logo stickers
- Standard: ANSI Z89.1 Class G&E
- Color: White, Yellow
- Comes with Vietnamese-style headband

SM-901R + 167 + H86 + VCA85S / Longdar (Taiwan)
- Material: PP plastic with high impact resistance
- Adjust size with knob
- Plastic cone cage has 6 damping points
- The front has a flat surface for easy logo stickers
- Standard: ANSI Z89.1 Class G&E
- Color: White, Yellow
- Comes with Vietnamese-style headband

EP-107 / Longdar (Taiwan)
- Material: ABS plastic earcups and frame, soft PVC ear pads with POM headband
- The product meets ANSI S12.42&S3.19 standards
-  34dB sound reduction level

EP-101 / Longdar (Taiwan)
- Material: ABS plastic earcups and frame, soft PVC ear pads with POM headband
- The product meets ANSI S3.19, EN352 standards
-  28dB sound reduction level

EP-167 / Longdar (Taiwan)
- The product is directly attached to several safety helmets through a latch that can be easily removed.
- The product meets ANSI S12.42 & S3.19 standards
- Sound reduction level: 22 dB

EP-101 / Longdar (Taiwan)
- Material: ABS plastic earcups and frame, soft PVC earcups, POM headband
- HC02 PVC headband
- Product meets ANSI S12.42&S3.19 standards
- Sound reduction level 28dB