Modeluv 5rb battery capacity1800mah whats in the boxwalkie talkie walkie talkie typeanolog handheld accessories typecharger adapter battery clip cord antenna headset earphone microphone power cable maximum range3km 5km frequency range136 174mhz 400 470mhz channel capacity128 output power w5w1w functiongroup call lcd display pc software programmable keylock priority channel scan emergency alarm patrol record dual standby fm radio auto transpond dual display reverse fre