Check the listing for details. Alpine AD-SPK1 Turn1 Portable Bluetooth Speaker. Color: Black, Condition: New. Listed at 99.95 USD. Product highlightsBluetooth 5.0 for streaming from compatible devices IP67-rated waterproof two midrange drivers and two tweeters dual side-firing passive bass radiators 36 watts RMS, 40 watts peak frequency response 50-20,000 Hz 3.5mm stereo minijack input for portable players pair two Turn1 speakers for true stereo sound built-in mic for hands-free calling with a paired smartphone 3-foot detachable carry strap USB to Micro-USB charging cable built-in rechargeable lithium ion battery lasts up to 12 hours 11-1/16"W x 4-11/16"H x 4-3/4"D weight: 3.81 lbs. warranty: 1 year What's in the boxBluetooth portable speaker 27" microUSB-to-USB charging cable 27" Stereo minijack cable Carry strap User Manual Online Registration Information Warranty Information About this itemWritten by Crutchfield's Ralph GravesReady for action The Alpine Turn1 is ready for outdoor adventure. This rugged Bluetooth speaker is totally waterproof, and it delivers big sound thanks to two tweeters, two midrange drivers, and a pair of side-firing passive bass radiators. Alpine tuned this speaker specifically for outdoor use. And they equipped it with 40 watts of built-in amplification, so you can be sure your tunes will sound great in the open air. Not enough? You can wirelessly pair two Turn1 speakers for true stereo sound. Other cool features The built-in rechargeable battery delivers up to 12 hours of operation. A 3.5mm stereo minijack input means you can plug in a compatible portable music player. And the built-in mic lets you take hands-free calls from your paired smartphone.