Advanced BT V.5.0 Technology
Its transmission distance is up to 20meters
CVC 6.0 Broadband Noise Reduction
IPX6 Waterproof and Comfortable in Ear

Specification
Color Black
Model Number Lenovo HE05 Black
Batteries 1 Lithium Polymer battery
Special Features Earbud, Neckband, In-ear
Dimensions 22 x 3.1 x 16.5 cm
Item Weight 136 Grams