{"product_id":"teenage-engineering-ob-4","title":"Teenage Engineering OB-4","description":"\u003ch3\u003eTeenage Engineering OB-4 – Portable Bluetooth Loudspeaker \u0026amp; Magic Radio\u003c\/h3\u003e\n\u003cp\u003eThe OB-4 is a stylish and multifunctional speaker that blends FM radio, Bluetooth streaming, line-in, and a built-in 2-hour rolling tape loop. Whether you want ambient sounds, music, radio, or live loops, it offers creative flexibility and excellent sound wherever you are—available at Soundium.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStereo drivers + 2 tweeters in 2 × 38 W Class-D amps:\u003c\/strong\u003e Offers powerful sound output and dynamic range for its slim chassis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple input sources:\u003c\/strong\u003e Bluetooth classic \u0026amp; LE, 3.5 mm line-in, FM radio, and experimental disk mode (ambient, karma, metronome, noise, loop)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-hour rolling tape loop:\u003c\/strong\u003e Continuously records what you play, enabling rewind, loop, and scrubbing with the tape dial\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong battery life:\u003c\/strong\u003e Up to 72 hours when using FM at moderate volume; approximately 8 hours at high volume via Bluetooth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable design with handle\/stand:\u003c\/strong\u003e Lightweight frame, foldable handle with built-in antenna, and gel-dampened finish for durability and usability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBass reflex port \u0026amp; efficient drivers:\u003c\/strong\u003e Delivers solid bass down to 52 Hz and up to 25 kHz response with natural mid\/high clarity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eOB-4 gives you an all-in-one audio utility: bookshelf speaker, radio, streamer, loop station, and ambient machine. You can take it anywhere, control it with gestures and remote\/app, loop radio or playlists, or tune into FM. It’s ideal for creative spaces, studios, outdoor listening, or just relaxing at home—available at Soundium.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower output:\u003c\/strong\u003e 2 × 38 W Class-D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency response:\u003c\/strong\u003e 52 Hz – 25 000 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrivers:\u003c\/strong\u003e 2 woofers, 2 ferrofluid-cooled neodymium tweeters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive crossover frequency:\u003c\/strong\u003e 3.5 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax SPL (1 m, stereo):\u003c\/strong\u003e 92 dB unsupported wideband; bass up to 104 dB SPL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e 3.5 mm line-in, FM radio, Bluetooth classic (AAC), Bluetooth LE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery life:\u003c\/strong\u003e ~72 hours in FM\/low volume; ~8 hours using Bluetooth at high volume\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 23.25 × 28.4 × 5.75 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.7 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eTeenage Engineering OB-4 unit\u003c\/li\u003e\n\u003cli\u003eMains power cable\u003c\/li\u003e\n\u003cli\u003eAntenna\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003eGreat for those who want a single device that works as a portable radio, speaker, and creative audio tool. Ideal for studio spaces, work desks, kitchens, outdoor relaxing, and for anyone who enjoys loops, ambient soundscapes, or constantly playing content.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eCompatible with any device using Bluetooth (classic \u0026amp; LE), supports line-level input via 3.5 mm jack. Works with FM radio. Remote control via Ortho Remote or the Orthoplay app. Universal built-in power supply (100-240 V) for global usage.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRich feature set in one unit: radio, loops, Bluetooth, line-in\u003c\/li\u003e\n\u003cli\u003eVery good battery life especially for FM and ambient listening\u003c\/li\u003e\n\u003cli\u003eGood loudness and clarity for its size with strong bass and highs\u003c\/li\u003e\n\u003cli\u003ePortable and creative design with useful control elements like the tape dial\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh volume Bluetooth playback drains battery quickly\u003c\/li\u003e\n\u003cli\u003eSlim design makes drivers more exposed—careful handling required\u003c\/li\u003e\n\u003cli\u003eNo true balanced line-out for external amplification or recording setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Teenage Engineering OB-4 redefines what a wireless speaker can be by combining powerful audio, creative features, and portable design. If you want one device that does more than just play music, OB-4 is a standout—available at Soundium.\u003c\/p\u003e","brand":"Teenage Engineering","offers":[{"title":"Black","offer_id":54352951968012,"sku":"TEENENGOB4BL","price":549.0,"currency_code":"EUR","in_stock":true},{"title":"White","offer_id":54352952000780,"sku":"TEENENGOB4WH","price":599.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/1612439163_1620727.jpg?v=1745017994","url":"https:\/\/soundium.com\/sk\/products\/teenage-engineering-ob-4","provider":"Soundium","version":"1.0","type":"link"}