The many, many Bluetooth speakers of CES 2013 (pictures)

LAS VEGAS--Yes, it looks like a jar of jam, but it's actually a Bluetooth speaker. While the Jam Classic actually came out in 2012, HMDX is releasing a larger model, dubbed the Jam Classic Plus in the spring for $60.

Not every Bluetooth speaker is pint-size. Polk Audio's gorgeous Woodbourne features a mahogany wood veneer top and supports both Bluetooth and AirPlay. It will set you back quite at bit at $600, so looks this good don't come cheap.

The Qube is an ultrasmall, ultraportable speaker, measuring just 1.5 inches long, deep, and wide. A Bluetooth version of the Qube is scheduled to be released in March.

The ion Clipster has a unique carabiner design, clipping onto your belt loop (or whatever) and pumping out sounds in every direction.

Pure showed off its colorful collection of Bluetooth speakers at CES Unveiled on Sunday night. The British company is trying to break into the streaming-audio market and showed off the jumbo Jongo T640B, which is designed to be the main speaker in your living room.

Definitive Technology's $199 Sound Cylinder Bluetooth speaker is designed to cradle your tablet and boost its tinny audio to a more respectable level.

LG's NP660 portable Bluetooth speaker supports nearly every audio platform there is: AirPlay, DLNA, NFC, Bluetooth, and it has a minijack input.

The Samsung DA-F60 is the company's first entrant to the booming portable Bluetooth speaker market, and it can also double as a sound bar with compatible Samsung TVs. It also has NFC, making for easier pairing with phones that support it.

The LG NG551 comes in a variety of colors, can dock both Apple and some Android phones and includes an FM radio.

Most of the Bluetooth speakers on display are compact, but Sony's Bluetooth Boombox is throwback to the larger minisystems that used to be more popular. In addition to Bluetooth, it packs NFC pairing and a digital AM/FM tuner.

The Sony SRS-BTM8 emphasizes portability with its built-in handle, while also featuring NFC pairing and speakerphone functionality.

JBL's jumbo OnBeat Rumble ($399) lets you stream via Bluetooth, but it also has a dock with a Lightning connector for the latest iOS gadgets.

The Panasonic SC-NP10 has a pretty average "alarm clock" look to it, but a slot in the top props up a tablet for easy viewing.

FoxL is showing off an ultraslim Bluetooth speaker -- or mini sound bar, as the company calls it -- at CES 2013, the Dash 7.

Audiophiles can't stand the way Bluetooth compression makes music sound, but the CM3330 also supports FLAC playback via its USB port. And it's AirPlay-compatible to boot.

Panasonic's SC-MC07s look like yo-yos, but they're actually miniature portable Bluetooth speakers.

Sony's ball-shaped SRS-BTV5 comes in multiple colors and costs $69.

The Klipsch Music Center KMC3 is a 2.1 Bluetooth speaker with a 5.25-inch subwoofer and a built-in handle in the back.

Sony's new NFC-equipped X-Series Bluetooth speakers stack up nicely against some of the other, more swanky portable Bluetooth speakers.

MiPow's cubelike Boom Mini speakers are tiny enough that you can wear them around your neck with the included lanyard.