You can't go wrong with this 2 pack of Ryobi VERSE connect technology speakers for twice the fun. You can stream with BLUETOOTH from one or both speakers at the same time, no app is required to run them. You can connect 100+ speakers up to 150 ft. of speaker-to-speaker range. These speakers can be mounted almost anywhere with their 1-3/4 in clamp. All batteries and chargers are sold separately.