■Bluetooth compatible "Magic Speaker/Radio" The portable Hi-Fi loudspeaker OB-4 features a pair of 4-inch bass drivers and neodymium tweeters, allowing for ample volume playback from line input, Bluetooth, FM radio, and discs. With a crystal-clear 38 watts per channel and the ability to handle 100 decibels, the OB-4 delivers an open, natural sound. Its power and high-quality sound are unimaginable for a device its size, and it also offers a host of unique and useful features. ■Natural Sound Four specially designed speaker elements deliver pure, high-quality sound and a room-filling stereo field. Flow-optimized bass reflex duct delivers deep, natural bass. ■Motorized user interface: Digital motion control of the volume knob and tape reel functions. Use your fingers to grab, rotate, and rewind the sound. Interact with the sound just like a DJ controller. ■Dimensions 232.5 x 284 x 57.5 mm Weight 1.7 kg ■Design features Fine-pitch tweeter grille Easy-grip, soft-touch handle Custom direct-drive volume knob and tape dial Configuration Stereo 2 tweeters + 2 woofers Amplifier 2 x 38W Ultra-efficient Class D ■Wireless standards Bluetooth® Classic (AAC) Bluetooth® 5 LE FM Radio Input Format 3.5mm stereo mini (2.8Vpp at 0 dBFS) ■ Estimated playback time FM radio playback at normal volume: 72 hours Bluetooth playback at high volume: 8 hours Power requirements AC 110-240V 50~60Hz Universal Built-in Power Supply ■ Accessories Mains cable dedicated antenna
