PORTRONICS HARMONICS TWINS 33 SMART TWS EAR BUDS Sleek, beautiful design, combined with excellent bass, and powerful, balanced sound. Introducing the Smartest of smart cases- packaged in an unbeatable design. Music has never looked better. IPX4 water resistance makes them ideal for intense workouts and runs, for the enthusiast in you. Product Details Brand: PORTRONICS Model: HARMONICS TWINS 33 Bluetooth Version: Bluetooth5.0 Chipset: Actions 3015 Support profile: HFP1.7/A2DP1.3/AVRCP1.6 Frequency Response: 20HZ 20,000 HZ Driver Type: Dynamic Speaker diameter: 6 mm Rated power: 3mW Music playback time: Around 6 hours Talking time: Around 6 hours Standby time: 4 days Charging time: ? 90 minute Charge port: Type-C Wireless Range: > 10m (Free space) Dimensions: 18.1 x 12.2 x 5.3 cm Weight: 80g Warranty: Manufacturer warranty Note: Color depends only on stock availability