R2GEAR MK1 Bluetooth Speaker built-in Stylus Pen Size & Weight: 5.5 x 1.3 x 0.9 inches / 1.85 Oz. 5 hr continuous play/ Approx. 20 hr use (500mAh) Voice call and Music play by Bluetooth pairing Caller ID display and reject call function Package Included : paracord 3.3ft, karabiner