Retevis RT85 Walkie Talkies Long Range, Dual Band 200 Channels 2 Way Radios, High Power VOX Emergency Adults Two Way Radios with Speaker Mic(4 Pack)

* High-power design provide strong penetration; high-gain antenna; dual band; dual-display;it has strong penetrating power and can penetrate urban buildings * Dual band has a longer transmission distance in an environment with fewer obstacles; you can choose the appropriate one according to the environment frequency to get a farther transmission range * Easy to use; you can talk directly on the preset channel out of the box; VOX can free your hands when you are not free * Keypad lock helps prevent settings from becoming accidentally changed; reducing unnecessary downtime * DTMF Decode;remote stun;kill;activation;managers can restrict group members to transmit or receive; it is convenient to deploy tasks or unified commands * 1400 mAh battery; working in high power state; radio can work continuously for 6-8 hours; meeting the needs of standard shifts * The body is made of durable materials; the high-gain antenna has good toughness;can resist shock and vibration in harsh environments * LCD screen display can...