Upgrade ndfeb unit provide powerful sound quality in low frequency and detailed sharpness take good control of the sound quality in middle and high frequency
package lncludes
1 * bluetooth headset
1 *english manuak
1 *charging cable
1 *3.5mm audio cable
built-in mic. Micro sd/tf, fm for iphone/samsung/ipad/pc (black & gold) compatible with most of the current bluetooth devices.