Anker Portable Bluetooth Mini Speaker with Built-in Mic for $19.99

Anker Portable Bluetooth Mini Speaker with Built-in Mic for $19.99.  Shipping is free on orders over $25.  If needed, use this Filler Tool to pad the order for free shipping.  Here is a screenshot for your reference.  It features rechargeable built-in lithium battery with 10 hours of playtime, 3.5mm audio cable to connect your non-Bluetooth devices, portable mushroom-shaped body, and 4 buttons control for volumes, power on/off and communication functions.