speaker boombox audio system

Listed ingress-protection ratings include IP67, IP68, and IPX6; at least one listing does not specify an IP rating.

Sizes range from palm‑portable speakers around 3 inches high and under a pound to larger boombox-style units over about 12 inches high. Reported weights span roughly 0.42 pounds up to 13.9 pounds.

Reported playtimes range from about 9 hours up to 30 hours, with several models commonly falling in the 16–20 hour range.

Support includes Bluetooth streaming, CD and CD‑R/RW playback, AM/FM radio, 3.5mm auxiliary input, and USB playback/charging on some models.

Several models list USB or USB‑C charging with published full‑charge times (for example, ~2.5 hours). At least one listing advertises a quick‑charge feature that provides several hours of play from a 10‑minute charge.

Some listings support stereo linking and multi‑speaker syncing; a few explicitly note the ability to sync many speakers, with one listing stating support for up to 100 compatible units.