Specifications of UMTS:

1. It is more robust for multipath delays.

2. It has very high packet data rates of 2.048 Mbps.

3. It has very high channel bandwidth of 5 MHz

4. It has backward compatibility with GSM systems

5. It has high frame structure of 16 slots per frame

6. It gives signals of higher voice and data quality and also small bit error rates

7. It has a common world-wide spectrum band.

8. It has global seamless connectivity (roaming)