Key Specifications: Audio & Acoustic Design Audio Direction: True 360-degree omnidirectional sound. Transducers: Single highly efficient, downward-firing full-range transducer Passive Radiators: Dual opposing passive radiators to deliver deep low-end performance while reducing vibration Acoustic Deflector: Omnidirectional acoustic deflector that spreads sound evenly without dead zones Performance: Larger acoustic chamber than the standard Revolve II, resulting in higher volume and more room-filling bass Audio Modes: Stereo Mode (Left/Right) and Party Mode (Dual Mono) when paired with a second unit Microphone: Built-in microphone for speakerphone calls and voice assistant access Voice Assistant: Dedicated button access for Siri and Google Assistant on your connected phone. Connectivity & Wireless Standards Bluetooth Version: Bluetooth 4.2 Bluetooth Range: Up to 30 feet (9 meters) NFC Pairing: Near Field Communication (NFC) for easy tap-to-pair functionality Multipoint Connectivity: Can connect to two devices at once and remembers up to 8 previously paired devices Wired Inputs: 3.5 mm auxiliary (AUX) input and Micro-B USB port (for charging and data) Bose SimpleSync: Allows the speaker to be grouped with Bose smart home speakers or soundbars Battery & Power Playtime: Up to 17 hours (at average volume) Charging Time: Approximately 4 hours using a 1500mA USB power supply Physical Build & Durability Durability Rating: IP55 (Dust and water-resistant; protects against splashes and rain, but is not submersible) Product Warranty – 12 Months