Sherman: S-13+ By Millionhead (Bluetooth speaker can be played for more than 3.5 hours. There is a USB/MicroSD card to support MP3 files).

Bluetooth Speaker, Can Play Music for More Than 3.5 Hours, Has A USB / MicroSD Card Slot, Supports MP3 Files, Supports Bluetooth 5.0, Distance is Up to 10 METErs. 3.5 hours with a USB/MicroSD Card. Supports MP3 files to support Bluetooth 5.0, 10 meters away. Bluetooth Speaker with Adjustable Shoulder Strap Supports Bluetooth, USB and Micro SD Card. Recetive Incoming Calls from Your Phone. Convenient to use Anywhere with Built-in Battery Can Play Music Continuously for More than 3.5 HOURS, Immersing You in the Music to the Fullstt. Supports the use of Bluetooth, USB and Micro SD Card. It can also be used as a speaker to call or receive calls from the phone. Convenient to use anywhere with built -in battery Can play music for more than 3.5 hours continuously for you to immerse the music rhythm, double -based sports, sporty design, with adjustable adjustable sash The speaker flower has a display light, changing color. Can be used in a variety of applications Listen to the MP song, listen to online music. And have a built -in battery Continuous use, not stumbling Features : Wireless speakers, black flowers, 2 3.5 inch speakers, 20-watts, double-based sports, sporty, Bluetooth ("Sherman S-13"), a 10 meter distance transmission and can connect 2 speakers at the same time. BT Twin (TWS) USB/MicroSD Card function supports MP3 files with a digital FM radio control button. EQ choosing to adjust the instant Classic, Jazz and POPS. (Play repeatedly, one song, play random and repeat all). Rce function records. USB AUX INPUT input input connector from 1 microphone connector, charging period, not more than 4 hours, with a light show, duration of 180-210 minutes depends on the battery usage pattern. Rechargeable 5V Built in is inside the speaker, speaker, electric chart with the same Micro USB cable as a mobile phone. Can be used with a mobile phone charger