Overview
The Ericsson 2219b8 is a Radio 2219 Remote Radio Unit (RRU) that operates in Band 8 (925-960 MHz DL / 880-915 MHz UL).

General Specifications
- Model: Radio 2219 B8
- Technology: GSM, WCDMA, LTE, NR, NB-IoT
- Duplex Mode: FDD (Frequency Division Duplex)
- MIMO: 2 Transmit / 2 Receive (2T2R)
Radio Performance
- Operating Band: Band 8 (900 MHz)
- Frequency Ranges:
- DL: 925 – 960 MHz
- UL: 880 – 915 MHz
- Capacity: Can support multiple carriers for different RATs
Interfaces and Ports
- RF Ports: 2 x 4.3-10 ports for external antennas
- External Alarm Port: Mini-DIN, 14-pin
- External Antenna Line: Mini-DIN, 8-pin
- CPRI: Supports 2.5, 4.9, and 9.8 Gbit/s line rates
- Data Ports: 2 SFP+ connectors for CPRI
Electrical and Mechanical
- Power Supply: -48V DC (2-wire)
- Mechanical Mounting: Designed for wall, rail, or pole mounting
- Weight: 17 kg
- Volume: 17 liter
Environmental
- Operating Temperature: -40 °C to +55 °C
- Environmental Class: IP65 (dust and water protection)
