Portable Rechargeable Bluetooth Stereo Speaker USB MicroSD Input - Blue

Bluetooth Wireless Technology Bluetooth V2.1 +EDR 2x 3W Power (RMS) Stereo Speaker Handsfree Phone Call Charges via USB (Cable Supplied) 3.7V 1200mAh Rechargeable Battery AUX Input USB + MicroSD (TF) Card Playback Bluetooth Version: V2.1 + EDR Profile Support: 1.1, HFP 1.5, A2DP 1.2, AVRCP 1.0 Handsfree Speakerphone: Yes Speaker: 52mm Power (RMS): 3W (x2) Bluetooth Range: 10m S/N: >65dB Transmitting Frequency: 150Hz – 20kHz Ohms: 4 Ohm AUX Input: 3.5mm Headphone Jack USB Input: USB 3.0 MicroSD (TF) Card Input: Yes (16GB max.) FM Radio: 87.05 ~ 108 MHz Battery: 3.7V 1200mAh Rechargeable Charge Voltage: DC 5V / 800mA (via USB) Charge Time: 1 hr Playback Time: 2-3 hrs (Full Charge) Dimensions: 178mm x 58mm x 76mm Weight: 450g Package Contents: Bluetooth Speaker, USB Cable, AUX Cable