Description *100% brand new and high quality. *About speaker----8mm moving-coil speaker, more than 18 timesof fine-tuning, over 8 times of optimizing earphone circuits, only for you better earphone experience. *Smart Bluetooth 4.2----Dual-mode chip, 50% quicker in processing than ordinary bluetooth chips. Faster, clearer and smarter. *Clear communication----Clear talk like face to face communication *Long Standby Time Up TO 5 hours----Green Polymer battery + protective circuit board embedded circuit protection. Dual protection for your battery. *Compatibility----PeiKo are available on most devices with Bluetooth. *PEIKO APP----Get PeiKo app for more intelligent service. Smart customer service 24/7 solutions for your inquiry. *Support 16 Languages Translations: English, Japanese, Korean, Russian, French, Thai, German, Italian, Arabic, Spanish, Danish, Swedish, Finnish, Finnish, Dutch, Portuguese. Note: Other languages are not just pure Chinese, but also other languages. For example: German to Russian, Russian to French. Specifications: Material: ABS Color: Black, White Size: 61*18*8 mm/2.4*0.71*0.31" Weight:8.6 g Communication Distance: 10 m Time: 4-5 h Battery Capacity: 90 mAh Chargering Time: 2 h Standby Time: 120 h Wireless Connection: Bluetooth 4.2 Package includes: 1 x Wireless Bluetooth Earphone 1 x USB Cable 1 x User Manual Note: 1. Please allow 1-3mm differs due to manual measurement. 2. Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding. About speaker----8mm moving-coil speaker, more than 18 timesof fine-tuning, over 8 times of optimizing earphone circuits, only for you better earphone experience. Smart Bluetooth 4.2----Dual-mode chip, 50% quicker in processing than ordinary bluetooth chips. Faster, clearer and smarter. Clear communication----Clear talk like face to face communication Long Standby Time Up TO 5 hours----Green Polymer battery + protective circuit board embedded circuit protection. Dual protection for your battery. Compatibility----PeiKo are available on most devices with Bluetooth.