Built-In Microphone Stereo Rock Sound Speakers
Product Features:Impressively clear and full-range soundAutomatically connects to the last-connected deviceAux-in jack and 3.5mm audio cable for non-Bluetooth devicesBuilt-in Mic for hands-free callsSupports up to 32 GB Micro-SD cardSupports MP3, WMA,WAV, FLAC, APEAutomatically turns off after 10 minutes if there is no manual operation and no device connectedBattery: Built-in 2200 mAh Lithium batteryOutput Power: 10WSize: 6.0 × 2.6 × 2.5 in / 152 × 66 × 64 mmWeight: 12 oz / 341g (including the built-in Lithium battery Specifications: Speaker Type: Portable Bluetooth Speaker Speaker System: Dual-channel + Bass Active / Passive: Active Battery: Built-in 2200 mAh Lithium battery Input: 5V / 1A Supported Storage: Up to 32 GB Micro SD card (FAT32) Charging Time: About 3 hours with 1A output adapter Loudspeaker: Dual 1.5 inches internal magnetic speakers + Low frequency amplifier Bluetooth Standard: 4.0 Output Power: 2 × 5W, THD=3% Frequency Response: 50 Hz - 20 KHz USB Standard: USB 2.