OB-4 Radio

Teenage Engineering’s sleek, portable high-fidelity OB-4 enhances traditional radio and speaker capabilities while delivering new music listening experiences. Compatible with line input, Bluetooth, FM radio and disk, the OB-4 produces powerful sound through four tailor-engineered speaker elements and two four-inch bass drivers, lasting 40 hours on a single charge. The true magic of the speaker, however, is its ability to memorize everything it plays on …

OB–4 Portable Speaker

From CH favorite, Stockholm-based Teenage Engineering, the OB–4 Portable Speaker offers about 100 decibels of super-clear sound via two four-inch bass drivers and two neodymium tweeters with 38 watts per channel. Minimal and modern, but with a distinctly old-school boombox vibe, the speaker plays music through Bluetooth, FM radio or line input (like an iPhone or RCA jack). There’s also disk mode, for which the …

Field Test: Sonos Move Portable Speaker

We take the new device outside to find out how capable it really is

Sonos pretty much rules the networked home audio sector. From a systems approach—where you can start with one speaker that streams over WiFi and then add to the network with more speakers for more rooms—they’ve nailed affordability, usability and scaleability. What the brand lacked was portability. Now with the new Move speaker, Sonos lets your bring music wherever you roam. Portable speakers are nothing new and, like …