Evolution Sound Mobile Wireless Speaker, Bluetooth & Rechargeable- Pink Includes Speaker, USB Cable, and Line-In Cable Connect to your device via Bluetooth 4.0 or use line-in cable. Built-in FM radio, voice prompts, caller ID, and speaker phone with microphone Micro-SD card slot - play up to 8,000 songs on a 32GB Recharges from any USB port and up to 8 hours of playing time