&bull; 6 mm drivers;&bull; Frequency response: 20 Hz to 24 kHz;&bull; Bluetooth(R) 5.0 with TWS (True Wireless Stereo) compatibility means the earbuds can be used separately--2 listeners can connect left or right earbuds simultaneously using Bluetooth(R) devices;&bull; Each bud automatically turns on and connects to the other right out of the case;&bull; Completely automatic system for hassle-free experience when pairing and connecting to Bluetooth(R)-enabled devices;&bull; Super small but designed to fit securely in-ear even during vigorous routines, over-ear loops help secure in place ;&bull; Up to 4 hours of talk time and 3 to 4 hours of playing time on a single charge; standby time up to 50 hours;&bull; Portable charging case with protective lid keeps earbuds ultra safe and secure; adds up to 4 extra hours of playback time;&bull; Includes charging cable and manual;&bull; Black; Length: 8.00" Width: 6.60" Height: 1.80" Note: Due to the existence of lithium batteries, additional shipping charges or restrictions may apply. Shipping restrictions may require a ship method that is limited to GROUND and this may impact time in transit and available delivery locations.;

AT&T ST30-BLK Sport In-Ear True Wireless Stereo Bluetooth Earbuds with Microphone (Black)