Brand Liweek Model IF135 Type Portable Colors Red Quantity 1 Internal Memory No Memory Card Type USB flash drive / TF card Max Extended Capacity 32GB Media Format MP3 / WAV / WMA Channels 2 Interface 1 x USB port 1 x TF card slot Radio FM Radio Power Supply Built-in Rechargeable Battery Built-in Battery 1050mAh Total Power 2W Signal to Noise Ratio(SNR) >=80dB FM Frequency FM 76~108MHz Other Features VOD digital song adjusts volume using the dial-in more precise; External enhanced antenna normally clear 5~10 stations; Digital display screen frequency display with time charging power indicator; Modes switching display songs playing time radio and frequency adjustment display; Super long standby time: 10 hours; Intelligent demand songs and digital frequency selection; Supports computer cell phone MP3 player CD player etc. Packing List 1 x Speaker 1 x Charging cable (70cm) 1 x Audio cable (70cm) 1 x External lithium battery 1 x Chinese user manual 1 x Carrying pouch