Smart Sunglasses With Built-In Audio
![Dusk: App-enabled electrochromic smart sunglasses | Indiegogo](https://storage.googleapis.com/instapage-user-media/af3fbe81/57367946-0-Dusk-IGG-ColorChange.gif)
Battery
- 500 mAh battery capacity
- Battery life: 7 days of paired tint adjustment, 4 hours of listening
- Battery charging time: Charge 80% in 15 minutes, 100% in 45 minutes
- Battery charging method: Custom pogo pin cable or the Dusk wireless charging case
![Dusk](https://cdn.shopify.com/s/files/1/0098/8515/5428/files/duskjake-3-ee2ccca3b3_1100x.gif?v=1683788487)
Other Technical
- Bluetooth 5.0 compatible
- 2x speakers with 20-20,000Hz frequency
- 2x MEMS digital microphone
- LED charging and pairing indicators
- 2m braided USB-C to Pogo Pin power cable
![Dusk](https://cdn.shopify.com/s/files/1/0098/8515/5428/products/ampere-dusk-lite-electrochromic-smart-sunglasses-dusk-feature-9_1100x.jpg?v=1683788487)
Materials
- Frames: TR-90 nylon with IPX4 water-resistant rating
- Lenses: Shatter and scratch-resistant polarized TAC,
- Carrying case: Soft neoprene
![Black / Standard Lenses](https://cdn.shopify.com/s/files/1/0098/8515/5428/products/Dusk-Blackframewithdarktint_polarizedlenses_1100x.jpg?v=1683788487)
![Black / Standard Lenses](https://cdn.shopify.com/s/files/1/0098/8515/5428/products/ampere-dusk-electrochromic-smart-sunglasses-charging-case-feature-11copy_1100x.jpg?v=1683788487)
![Black / Standard Lenses](https://cdn.shopify.com/s/files/1/0098/8515/5428/products/ampere_dusk_electrochromic_smart_sunglasses_Blackwithstandardlenses2_1100x.jpg?v=1683788487)
![Black / Standard Lenses](https://cdn.shopify.com/s/files/1/0098/8515/5428/products/ampere_dusk_electrochromic_smart_sunglasses__Blackstandard_1100x.jpg?v=1683788487)
![Dusk](https://cdn.shopify.com/s/files/1/0098/8515/5428/products/ampere-dusk-electrochromic-smart-sunglasses-charging-case-feature-10_54f77d9b-002c-4cab-9773-ca2029661f9e_1100x.jpg?v=1683788487)
- 166mm x 141mm x 18mm (arm length, temple-to-temple width, frame height)
- 0.9 oz / 26 grams