| Attribute | Specification |
| Product Type | True Wireless Sleep Earbuds |
| Design / Fit | In-Ear, Closed-Back |
| Connectivity | Bluetooth 5.0 (Bluetooth Low Energy) |
| Bluetooth Range | Up to 30 feet (9 meters) |
| App Compatibility | Bose Sleep App (iOS 11 or later / Android 6.0 or later) |
| Battery Type (Earbuds) | Nickel-Metal Hydride (NiMH) |
| Battery Type (Case) | Lithium-ion |
| Battery Life (Earbuds) | Up to 10 Hours on a single charge |
| Battery Life (Charging Case) | Up to 30 Hours additional |
| Charging Time (Earbuds) | Up to 6 Hours |
| Charging Time (Case) | Up to 3 Hours |
| Charging Interface | USB Type-C |
| Water Resistance Rating | IPX4 (Sweat and Water Resistant) |
| Materials | Plastic (PC-ABS), Silicone (Ear tips), Aluminum (Case) |
| Earbud Dimensions (HxWxD) | 1.0 x 1.1 x 0.5 inches (2.5 x 2.8 x 1.3 cm) |
| Charging Case Dimensions (LxWxH) | 3.0 x 3.0 x 1.1 inches (7.7 x 7.7 x 2.7 cm) |
| Earbud Weight | 0.1 oz (2.3 g) per bud |
| Box Contents | Bose Sleepbuds II, Charging case, 3 sizes of eartips, USB-C cable, Quick start guide |
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