This tiny but powerful speaker can fill any room with rich audio. It’s Bluetooth 3.0 connectivity allows you to wirelessly play and control your music from Bluetooth devices and take calls hand-free directly through the speaker. To keep the music playing a built-in rechargeable battery lasts for up to 15 hours per charge. Use it at home, take it on vacation, enjoy it while camping, or set it up any other place you want to play your favorite music.It pairs instantly with Bluetooth devices like smartphones, Tablets, and computers, letting you send your favorite songs wirelessly to the speaker.The SoundBlock has a transmission range of about 33 feet and automatically connects to the last device it was connected to.

Parameter

Bluetooth version:V3.0+EDR
Bluetooth transmission power: CLASS2 4dBm
Bluetooth working frequency: 2.4GHz
Charging voltage: DC5V/500mA
Working voltage: DC 3.7V
Battery capacity:4000MA
Music playing time about 15H
Talking time:40H

Product Features

• Bluetooth V3.0+EDR Technology allows you to Connect wirelessly up to 66 feet (20m) away. Seamlessly stream and share music, movies, games, phone and conference calls anywhere.
• Premium Sound with Bass Enhance Technology. Two powerful 40mm Drivers deliver crisp clean sound with deep bass.
• Built-in Li-Ion Rechargeable Battery (4000mAH capacity)for up to 15 hours of playtime. A standard USB jack can be used as a power bank which can charge your phone or other device in emergency
• Built-in microphone for hands-free speaker phone calling,hands-free speakerphone anwser your calls without delay, with FM function.
• Touch screen with FM Radio ,support Micro SD Card / TF card insert