mini colorful, stylish intercom, breaking the size limit, the body size is only 8.5mm, easy to carry. speaker: special good sound in detail, custom speaker, accurate volume calculation, restore sound, clean but not muddy. usb portable charging, mini walkie-talkie mini handheld outdoor couple wireless intercom intercom mini walkie talkie wireless walkie-talkie communication distance: 3km-5km(including 5km) with or without a screen: yes origin: china can be located: no