final --> for primitives --> value can't change. for non-primitives --> you can't change the reference and point it to another object. Note : It is different from immutability.
Hands down, the Bluetooth speaker with the longest battery life is the Fugoo. It offers up to 40 hours of battery life, nearly twice the battery life of other leading Bluetooth speakers in this category. Given how long its battery lasts, you might even forget that the Fugoo needs to be plugged in to charge.
review the bose soundlink mini is the best sounding portable bluetooth speaker ever we ve had a look at just about all of the best portable bluetooth speakers on the market but bose a company known for high prices and quality speakers has never made our best of lists