Bluetooth Speaker Wireless Rechargeable Super Bass Speaker for Smartphone Tablet

Features: - M28 Mini Card FM hands-free wireless Bluetooth speaker. - With a mini SD TF card slot, you can play MP3 / MP4 files on TF card. - Have a radio, just open your phone or other Bluetooth devices on the radio, and then connect the speaker can listen to the radio. - The speakers have a built-in microphone, so you can phone at the speaker. - Connect your various Bluetooth-enabled devices to play any song through this speaker. - Support A2DP, AVRCP, headset, hands-free profile. - You can remotely change songs / tracks or pause / reverse / forward, connected with the phone, you can answer the phone. - Press and hold the power button to turn on / off, press the volume key to switch the music, and press and hold the volume key to change the volume. - Built-in 520 mA / 3.7V rechargeable battery, but also through the USB interface, computer charging. Specifications: - Product name: Bluetooth Speaker - Bluetooth Name: M-28 - Color: Black, blue, white, pink - Size: Approx. 5x7.5x8cm/1.96\x2.95\x3.14\ - Power: DC 5V - S/N Ratio: Up 65db - Frequency : 100HZ to 18KHZ - Bluetooth Version: V3.0 Package Included: 1x Bluetooth Speaker 1x USB Cable 1x Box