Description
- Binaural (ear canal): internal spring type
- Material: chestpiece/aluminum (alumite plating), diaphragm/glass epoxy, eustachian tube/aluminum (alumite plating), earchip/silicon
- Total length (mm): 77
- Chest piece diameter: diaphragm/4.7 cm (Single and double common), bell/3.1 cm (Double chisel)
- Weight (g) : about 70 (single internal spring type)
- Color: Black
- Accessories: Name tag x 1 piece
- Medical equipment registration number:11B2X00021110080
Package size：235×100×25 mm 120 g
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