These Jam Transit HX-HP420BK headphones feature Bluetooth wireless technology with a range of up to 30' for flexible listening. The rechargeable battery allows up to 11 hours of playtime per charge for extended use.
All controls work as expected. Earphones are light and comfy. Charges quick and holds its charge as expected. Overall ease of use is great. Concealable under a neckscarf and amazing clarity and tone.