Adjustable Ear Adaptors: Yes. Bass Boost: No. Brand: JVC. Colour: Black. Earphone Type: In ear. Feature of Product: Colourful in-ear canal headphones with secure fit. Features of Product: Powerful 8.5mm neodymium driver unit. Secure fit design with "Air Cushion". Excellent isolation from background noise with in-ear canal design. Comfortable fit with soft silicon rubber ear pieces(3 pair) and momory foam ear pieces(1 pair). Compact carrying case provided. Headphones: List. in Line Volume: No. Length of Cable: 1.0m. mm Driver: 8 mm. Noise Canceling: No. Product Depth: 3.6 cm. Product Height: 18.1 cm. Product Weight: 52. Product Weight Units: g. Product Width: 6.5 cm. Sweat and Water Resistant: No.