Welcome to?our?store.We promise?100%?Ready Stock?Fast Delivery?Good Packaging???Delivery:?Ready Stock & Post Out within 24 hours??Quality: Quality Check before posting?out to ensure the condition is the BEST??Aftersales: If your watch has any quality problems, we offer Full Returns.??Dropship/Reseller/Wholesale are welcome.??Follow us for more latest trends of fashion?watch?Features??Condition: 100%?Bluetooth Version: V5.0?Wireless Distance: 8-15m?Waterproof: No fear of rain water and sweat?Working Time: 4 hours?Standby Time: 480 hours with charging box?Charging Time: 1-2?hours?Battery Capacity of Charging Box: 200mAh?Compatibility: IOS / Android?Product Weight: 4g (single earphone), 8g(double earphones)?Product Size: 56 x 44 x 20 mm