Brand - Havit, Model - Havit M67, Type - Portable Bluetooth Speaker, Channel - 1:0, Connectivity - Bluetooth, RMS/Channel (Watt) - 3W x 2, Frequency (Hz - KHz) - 100Hz - 20KHz, Memory Card Slot - Yes, USB Port - Yes, Bluetooth Range - 10 Meter, Input Interface - Aux-in, Bluetooth, USB, Battery - 3.7V/1200mAh, Charging Time - About 3.5 Hours, Playing Time - Up to 6 Hours, Dimensions (WxHxD) - 190 x 55 x 70mm, Weight - 465gm, Color - Black, Others - Bluetooth Version: V4.0, Multi-function design: Bluetooth, AUX, Micro SD Card, U Disk, Specialty - Multi-function wireless speaker, Ultra-tiny body with 6W output, but streams incredible stereo sound with full range output, Part No - M67, Warranty - 1 year, Country of Origin - China, Made in/ Assemble - China