Retevis RT73 Digital Mobile Radios,DMR Radio Transceiver Built in GPS,Dual Band 4000 CH 200000+ Contacts Dual Time Slot,Mini Mobile Car Radios with Microphone (1 Pack)

* Dual band support;Can operate at frequencies up to 20 watts * Dual time slot function ensures 2 group calls in one channel when you are under direct mode * Private calls and group calls;allow you to call freely without restrictions * 9 levels squelch;CTCSS;DCS;make your call clearer * GPS; after turning on;you can send a signal to the designated walkie talkies * 4000 channels;easy to contact with your partner * 200000 contacts;more convenient for talking with peers * 20000 call groups;can meet the needs of calls between you and different partners * 250 short messages; large capacity can store more contact information * LCD screen support full featured display;customize all functions easily and time effective