PHILIPS Upbeat BT25b/00 Bluetooth Speaker RF5539 | eBay
Philips BT2500B Wireless Portable Speaker review: A budget Bluetooth speaker that's wallet- and pocket-friendly - CNET
Amazon.com: PHILIPS Mini Bluetooth Speaker, Outdoor Wireless Portable Small Speakers for Traveling Pool Beach Shower, Mono Sound IPX7 Waterproof Speaker, 8 Hours Play Time, USB Type C Rechargeable : Electronics
Amazon.com: PHILIPS Mini Bluetooth Speaker, Outdoor Wireless Portable Small Speakers for Traveling Pool Beach Shower, Mono Sound IPX7 Waterproof Speaker, 8 Hours Play Time, USB Type C Rechargeable : Electronics