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Rockville RPB20B 30 Watt Portable/Home Bluetooth Speaker with SD/Aux in Black. 30 watts peak power. 10 watts continuous RMS. Battery charges with included USB cable. 3.7V / 2000 mAH battery supports 10 hours of playback at 70 % volume. Charge time: 2.5 Hours. Professional voice conformations. Extremely loud and powerful with industry-leading bass!. Bluetooth version. 2.1 with EDR (enhanced data rate). Bluetooth quick-connect technology pairs with your phone in 5 seconds.
A2DP audio streaming with 32 foot max Bluetooth range. Automatically remembers and syncs with previously synced devices. Playback Controls - Play， Pause， Skip Forward， Skip Back， Volume Up， Volume Down. Will control next song， pause， play on popular apps like Pandora， Spotify， Youtube， and others. The built-in mic allows you to speak through the device so you can make and receive phone calls hands-free.
Compatible with any Bluetooth devices such as iPad， iPhone， Laptops， Android phone， other cell phones， iPods， other Bluetooth MP3 Players. Material ABS and metal grille. Input power Input: DC5V/500mA. Plays back SD cards up to 32 GB. 3.5MM aux input (aux cable included). Dual 2” inch drivers built-in with long excursion for deep hard hitting bass!. True stereo sound gives you the best listening experience. Each driver has 42G double magnets and rubber surrounds.
The Bluetooth range on these is around 32 feet. The Bluetooth needs to be paired the first time you use it， and then after that it will auto pair with your phone when you turn the speaker on. Our Bluetooth quick-connect technology pairs in 5 seconds! Additional playback options are micro SD card (up to 32GB) and an aux input that allows you to plug in any audio device (the aux cable is included).
Another cool thing about our item is the built-in microphone. If your phone rings， you can answer the call and talk hands-free using this as a Bluetooth speakerphone. We tested this in the conference room of our office and had 8 people in a room on a call using this Bluetooth speaker， and it worked to perfection!