Sennheiser Wired Earphone CX 686G Party Box Speaker With a built-in rechargeable battery

With a built-in rechargeable battery that delivers up to 12 hours of playtime and an IPX7 waterproof housing

Machined out of the earthly ceramic elements

Battery Charging Time - About 4 Hrs

then Pure Sound Plus gives you the option to use Bluetooth feature so you get stereo sound effect in few seconds

carefully selected materials with wireless convenience

Sennheiser Wired Earphone CX 686G Party Box Speaker With a built-in rechargeable batterySennheiser Wired Earphone CX 686G Cable has in line smart remote and mic compatible with most smartphones and portable players (compatible with Galaxy and most other Android devices) Slide to Fit system is fully adjustable for an individualized fit and sealed in ear canal design blocks outside noise Anti bacterial ear adapters (SteriTouch) Oval shaped, para aramid reinforced cables help eliminate tangled wires and reduce cable noise