... ,CE..cetificates 3.Built-in input and output jack Specification•Batterytype: Lithium polymer •Capacity:2000mAh •Input: 5V/0.5A •Output: 5V/1A (max) •Self-charging ... , white, pink, silver, blue • Product Features•1, Built-in input and output jack, no additional cablescarrying brings the perfect wireless experience;2, High ...