Product Description material: metal size: 2.08 x 1.95 x 2.05 cm Frequency: 2.402GHz2.4835GHz Headphone battery capacity: 40mAh/single Charging box battery capacity: 400mAh with protection board USB charging: the headset is fully charged for 1 hour, and the base is fully charged for 2 hours Headphone standby time: 200 hours The number of charging the earphones in the bottom box: 3.5 times Continuous talk time: 4hours Music playback time: 4hours Main functions: call, play music, last number replay, with wireless charging, Hall switch Working distance: >12m Working distance: >12m Transmission range: 10 meters Support Bluetooth protocol: EDR+HFP+HSP+A2DP+AVRCP Color: purple, white, black Quantity: 1 piece Package content: 1 piece * Bluetooth headset 1.Intelligent Active Noise Cancellation: Escape and tune in to your own moment of Zen all with a single tap; Answer calls and instantly switch to talking with voice detection and let in the sounds that matter most with 4 ambient levels High Quality Sound: Relive the memories of every beat of your favorite song with an 11-mm woofer and 6.5-mm tweeter built into every ear bud 2.Water Resistant Workouts: Water wont ruin your workout; Your IPX7 water-resistant Galaxy Buds Pro can keep the beat going even with a little rain; Theyre even protected for immersion up to 3 feet deep for a half-hour 3.Crystal Clear Calls: No matter where you are, stay connected whether youre owning that virtual meeting or catching up with a friend; Our new design reduces background noise, so your voice comes through loud and clear. 4.Long Lasting Battery Life: Get the juice you need to jam for hours; Wireless charging case is included, and you can also share your phones battery by placing your earbuds on the back of your compatible Galaxy device for on-the-go charging 5.Touch Music Control: Control your playlist without reaching in your pocket; Skip songs, launch music and answer calls simply by tapping your buds, so you can stay in the moment