Harman Kardon Onyx Studio 1 Bluetooth speaker.
Key Specifications & Features
• Acoustic Setup: 4-channel bi-amplified system (4 x 15W) featuring two 3-inch woofers, two 3/4-inch tweeters, and dual passive radiators.
• Audio Performance: Frequency response of 55Hz – 20KHz and a maximum SPL of 95–96 dB.
• Connectivity: Bluetooth wireless support (lacks a 3.5mm auxiliary input port).
• Power & Battery: Built-in 3.7V / 2600mAh rechargeable lithium-ion battery delivering up to 5 hours of playtime, plus an AC power adapter.
• Design: Matte black finish with rubberized sides, a non-adjustable metal/chrome stand, and an integrated carrying handle.
. 5 PLUS hours of playback time.