The Harman Kardon Onyx Studio 8 is a portable Bluetooth speaker that blends elegant design with impressive sound quality. Here's a detailed overview:  

Key Features:

• Superior Sound Performance: Delivers rich, room-filling sound thanks to Harman Kardon's acoustic engineering. It features a 1 x 120mm woofer and 2 x 20mm tweeters, providing detailed audio with deep bass. The rated output power is 50W RMS.  
• Elegant Design: Crafted with premium materials, the Onyx Studio 8 has a sleek, rounded design covered in fabric. It features an anodized aluminum handle that doubles as a sturdy base, making it easy to carry.  
• Self-Tuning: When powered on, the speaker automatically calibrates its sound to its environment, ensuring optimal audio performance wherever it's placed.  
• Bluetooth Streaming: Pairs seamlessly with Bluetooth devices, allowing you to enjoy high-quality audio wirelessly for up to 8 hours on a single charge. You can also connect up to two devices simultaneously and take turns playing music.  
• Wireless Stereo Pairing: Wirelessly connect two Onyx Studio 8 speakers for a wider, more immersive stereo sound experience.  
• Crystal Clear Calls: Features a built-in dual microphone with far-field voice clarity, enabling you to take hands-free calls from anywhere in the room.  
• Eco-Friendly Materials: Made with recycled plastic, and the speaker grille fabric is woven from recycled polyester yarn. The packaging is also made with FSC-certified paper and printed with soy ink, highlighting a commitment to sustainability.  

Specifications:

• Transducers: 1 x 120mm woofer, 2 x 20mm tweeters  
• Rated Output Power: 50W RMS  
• Frequency Response: 50Hz - 20kHz (-6dB)  
• Signal-to-Noise Ratio: > 80 dB  
• Bluetooth Version: 5.2  
• Bluetooth Profiles: A2DP 1.3, AVRCP 1.6  
• Battery Type: Li-ion polymer 11.70 Wh (equivalent to 3.6V/ 3250 mAh)  
• Battery Charge Time: Approximately 5 hours
• Music Play Time: Up to 8 hours (dependent on volume level and audio content)  
• Dimensions (W x H x D): 312 x 275.8 x 163.8 mm (12.28 x 10.86 x 6.45 inches)
• Weight: 3.52 kg (7.76 lbs