Main Features:? Only 14.5g， no burden on ears anymore? Perfect for people who love music and sports? IPX4 waterproof， sweat resistant and durable? With ear-hook and hidden clamp， anti-drop? Support volume control and song switch? Allows pairing two Bluetooth devices simultaneously? On-cord controller， designed on the middle of two earbuds， balances the pressure? Reverse spraying process， added glittering and translucent decorating， exquisite appearance design? Separate the microphone and the volume control key， more convenient in sports? Built-in 80mAh rechargeable Li-ion battery， about 200h standby time and 5h play time? Compatible with the system which supports V4.1 Bluetooth version? Coupled with a waterproof storage bag， convenient to carry and good to maintainSpecificationGeneralBrand: Xiaomi Function: Answering Phone，Bluetooth，Microphone，Multi connection function，Song Switching，Sweatproof，Voice control，Voice Prompt，Waterproof Language: Chinese Material: PC，TPE Type: In-Ear Wearing type: In-ear with ear hookProduct DetailsApplication: Running，Sport Charging Time.: 2H Compatible with: iPhone，iPod，Mobile phone Connecting interface: Micro USB Connectivity: Wired and Wireless Frequency response: 20-20000Hz Impedance: 32ohms Music Time: 5H Sensitivity: 102dB±3dB Standby time: About 200HExtended FunctionBluetooth: Yes Bluetooth distance: W/O obstacles 10m Bluetooth protocol: A2DP，AVRCP，HFP，HSP Bluetooth Version: V4.1Battery InformationBattery Capacity(mAh): 80mAh Li-ion Battery Battery Types: Built-inDimension and WeightPackage size (L x W x H): 17.00 x 11.50 x 4.50 cm / 6.69 x 4.53 x 1.77 inches Package weight: 0.1260 kg Product weight: 0.0145 kgPackage ContentsPackage Contents: 1 x Xiaomi Earbuds - Mini Version， 5 x Pair of Ear Tips， 1 x Charge Cable， 1 x Chinese User Manual， 1 x Storage Bag