---
title: "Backpack Base Station with Large-Capacity Battery — Anti-Violence"
url: "https://anti-violence.xluxury.site/product/the-knapsack-base-station-is-small-in-size-and-has-a-built-in-large-capacity-lithium-battery-it-supports-the-european-standard-enhanced-mode-which-has-a-longer-communication-distance-and-stronger-ant/"
date: 2026-08-30
---

# Backpack Base Station with Large-Capacity Battery

## Product Details

| Property | Value |
|----------|-------|
| Availability | In Stock |
| SKU | JR-OB1271 |
| Categories | Three proof intercom |

Power supply: DC and AC charging modes

DMR and 4G public and private network convergence communication version (customized version)

Provide an external power input 12V standard interface, which is convenient for vehicle charging/power supply

Frequency range: UHF: 350-400 MHz, 400-470Mhz, 450-520 MHz

VHF:136-174MHz

Number of channels: 2600

Channel spacing: analog: 12.5KHz/25KHz digital: 12.5KHz

Working mode: half-duplex or single-frequency relay

Operating Voltage: DC 13.8V (‡20%); AC 100-240V

LCD display: 2.0 inches

Waterproof rating: IP67

Dimensions: 316 (L) \* 240 (W) \* 65 (H) mm

Weight: Without accessories: 3.8Kg with backpack/antenna/charger: 5.65Kg