Full Description
View Full Description
Endless audio adventures
The OB-4's standout feature is its endless looping tape, enabling you to rewind and remix anything played on the speaker. This isn't just about replaying your favourite moments; it's about rediscovering them in a new light. Whether it's capturing the essence of a live radio show or revisiting a Bluetooth-streamed album, the OB-4 enhances your listening experience by offering a creative twist on traditional playback. It's designed for the curious and creative, transforming passive listening into an interactive journey.
Massive 40-hour battery life
With a 40-hour battery life on Bluetooth and 72 hours when tuning into the radio, the OB-4 ensures your music never stops. This speaker is a testament to Teenage Engineering's commitment to combining performance with portability. The high-capacity Li-ion battery is engineered to support days of continuous play, making the OB-4 an essential companion for any outing. It's the perfect blend of endurance and excellence, ensuring your soundscapes are uninterrupted, no matter where you find yourself.
Revolutionary motorised interface
The OB-4's motorised interface is a game-changer. It transforms your interaction with sound through a digital-motion-controlled volume knob and tape reel, inviting you to physically engage with your audio. This innovative feature goes beyond the conventional, offering a new level of user experience. It's about feeling the music at your fingertips, making each adjustment an integral part of the listening process. The OB-4 is not just heard; it's felt, it's seen, and it's manipulated in real-time, redefining the boundaries of what a speaker can be.
Expanding horizons with disk mode
Disk mode is where the OB-4 transcends traditional speaker functionalities. This feature serves as a public research space, exploring and prototyping the future capabilities of this media instrument. From ambient soundscapes to practical tools like a metronome, disk mode is continuously updated with new features that push the envelope. It represents Teenage Engineering's commitment to innovation, offering users a glimpse into the potential future of audio interaction. The OB-4 is not just a speaker; it's an ever-evolving platform for auditory exploration.
Features
- Two 4-inch bass drivers and a pair of neodymium tweeters, delivering crystal clear, natural sound
- 38 watts per channel — approximately 100 decibels of stereo sound
- Multimodal listening options including line input, Bluetooth, FM radio, and disk mode for versatile audio sources
- Minimalist interface design focusing on essential controls, with advanced features hidden beneath the surface
- Engineered with four speaker elements for pure sound quality and a room-filling stereo field, complemented by a flow-optimized bass reflex duct for deep, natural bass
- Up to 72 hours of listening time with a high-capacity LiPo battery, offering 8 hours at maximum volume or an average of 40 hours on a single charge
- Supports high-definition Bluetooth Classic and Bluetooth Low Energy standards, compatible with Ortho remote for wireless volume control
- Fine-tuned smart spiral antenna integrated into the handle for enhanced reception in challenging environments
- Motorised user interface featuring a digital-motion controlled volume knob and tape reel for an interactive sound experience
- Unique disk mode offering experimental features like ambient, karma, and metronome, serving as a public research space for future development
- Designed for outdoor use, with a dual-function handle that makes it easy to carry and can also serve as a stand for flexible listening positions
Specifications
- Speaker Principle: Flow Optimized Bass Reflex Duct And Semi Unified Chamber.
- Frequency Range: 52 – 25000 Hz
- Active Crossover Frequency: 3.5 kHz
- Configuration: Stereo 2 + 2
- Tweeter: High Efficiency Ferrofluid Cooled Neodymium Driver.
- Woofer: Long Throw High Power Capacity Neodymium Driver.
- Amplifier: 2 x 38 W, Ultra High Efficiency Class D
- Wireless: Bluetooth® Classic (AAC), Bluetooth® 5 LE, FM Radio
- Inputs: 3.5 mm Stereo In (2.8 Vpp For 0 dBFS)
- Battery Life: Normal Volume FM: 72 Hours, Bluetooth High Volume: 8 Hours
- Max SPL @ 1 M Stereo Configuration: 92 dB Unsupported Wideband
- Bass Capability @ 1 M: 104 dB SPL Supported
- Dimensions: 232.5 x 284 x 57.5 mm
- Weight: 1.7 kg
- Product Code: TEE0093