5 oz. 5" x 7" x 2". Fashion Stereo Bluetooth TWS Earbuds with Built-in Microphone and charging case. Finally! Earbuds that are completely wireless and have premium sound with deep bass. These earbuds include a matching case charger and a case charging cable. Features: Frequency range (Hz-kHz) 20Hz - 20KHz. Continuous playing time: 2.5-3 hours. Charging time: 1.5 hours. Battery capacity Earbuds: 30mAh. Battery capacity Charging station 30mAh. Mic function. Pick up function. BT version: 5.0.