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  • Reviews around battery (4.02 of 5)
    ★★★★★
    ★★★★★

    Ultimate Ears UE ROLL 2 Black Volcano Wireless Portable Bluetooth Speaker Waterproof

    • Good battery life
    • so far it seems like the battery is holding and sound is decent for what it is, but within about 2 weeks of use it seems it's started to randomly skip/drop connection - even when the audio source is within 10 ft
    • Great for an activity speaker, but battery seems to die wayyyy to fast when played loud
    • It also has great battery life
    • Great battery life.
    • More than enough battery life for a round of golf.
    • Good battery life and sound.
    • For me I was using Bluetooth and on max volume and it lasted like well over 12 hours, insane battery length.
    • Battery dies a little soon for my liking
    • the battery is outstanding
    • Battery lasts forever, the volume buttons on the device work great, range is very good, and the bungee on the back is a stroke of design genius.
    • Battery is awesome
    • The sound is VERY GOOD, the batteries are VERY GOOD, and my experience has been VERY GOOD!
    • Amazing battery life, and the auto-pair function works great.
    • Battery lasts several hours, quality of sound is very good, very portable, very easy to use while doing different activities from shower to gardening to cooking... always bring it with you
    • If a new one came out with the same form factor, added track controls and a better battery system I'd buy it in a heartbeat
    • Good battery life
    • Battery is great
    • If you're looking for something tough and portable and waterproof with great battery and really good sound, then get this.
    • Great battery life and good sound together with an app with an equaliser
    • The volume control is good and has an amazing battery life
    • good sound, good battery life, easy to connect and bluethoothrange is awesome
    • The device suddenly would not take a charge, the result of a faulty battery
    • So easy to use, can take ANYWHERE, great sound, good battery life, easy/quick to charge
    • The speaker has excellent battery life, good sound, combined with durability and water resistance (I haven't tried dunking it under water but have used it out in light rain with no problems).
    • good price, good battery life
    • Has good battery life, easy connectivity, water/sand/dust/pigeon poop proof.
    • It won't overheat and explode the battery on you.
    • Great product, haven't been able to run the battery dead yet, at least 4 hours at a high volume.
    • Great battery life and small enough to be portable anywhere
    • The battery is better, longer than Beats--waaaay longer
    • Great battery life and volume.
    • Good quality sound, excellent battery life
    • After trouble shooting, issue clearly a result of a faulty battery, requiring replacement
    • It is loud, crisp, easy to use and has great battery life
    • Anyways some pros and cons:Pros:Very good battery lifeSmallFlat, so it fits into a
    • Battery lasts forever, super loud, portable, and connects fast every time.
    • Great sound, battery and durability
    • Great sound, long battery life, very durable.
    • great sound, pretty long battery life, great for the pool
    • The sound is great and the battery lasts. great product.
    • The battery is great, I hardly ever run it maxed out, but at around 50-75% it will last all day
    • I have a BOSE bluetooth speaker as well and this sound is noticeably superior (and the BOSE is really good).I've used this in the rain and in the pool as well as on dry
    • I use them on my golf cart as well as when working outdoors need to get two of them for balanced sound when you need sound in a large area.
    • I have had my iPhone rooms away from my speaker and the music played as clear as if the two devices were right next to each other
    • So, I will be using this at my desk as well as on our boat.