Olatec S10 Bluetooth Speakers Tf Card Mini Wireless Portable Hi-fi Mp3 Music Player Subwoofer Home Audio for Iphone 5 5s 6 6-plus Samsung S3 S4 S5 Built-in TF card slot, play music from TF Card Operating range is up to 10 meters Compact size for ease of carrying With Microphone, support Hands-Free phone call Mini wireless Bluetooth speaker