built-in batteries. the sound is better than expected. I bought it to test but now I think it's permanent. A very happy buyer.
Edifier R1280T Active Bookshelf Speakers - 2.0 Stereo Near Field Monitors - Wooden Enclosure - 42 Watts RMS - Ideal for Studio Monitoring
65 Review
π Black Yamaha NS-555 3-Way Tower Speaker with Bass Reflex (Each)
67 Review
Sound Bar Xiaomi Mi TV Soundbar White
63 Review
Sound Bar JBL Bar 2.0 All-in-One Black
78 Review
Sony ICFC1TBLACK Alarm Clock Radio
11 Review
KLIM CD Boombox Portable Audio Player with FM Radio, Rechargeable Battery, Bluetooth, MP3, AUX, Neodymium Speakers, and Upgraded CD Laser Lens (2021 Edition)
11 Review
Sangean PR-D4W Portable Weather Alert Radio with AM/FM Bandwidth Narrowing and Auto Tracking for Improved Searchability
12 Review
Radio receiver Max MR-322 anthracite
14 Review