Bluetooth Speaker B-trek S2 - Black 6 Hours Battery - Built-in Mic for Hands Free Speakerphone - 10 Meter - 33 Foot Range - Rechargeable & Removable Lithium Ion Battery - Wireless -
TDK Life on Record TREK Max A34 Wireless Weatherproof Speaker review: A splashproof indoor/outdoor speaker that plays big and is priced right - CNET
TDK Life on Record TREK Max A34 - Speaker - for portable use - 2.1-channel - wireless - Bluetooth, NFC - 15 Watt - black - Walmart.com