بیسیم موتورولا GP328

- Channel Frequency Capacity:
4 Channels: 136 – 174 MHz,403 – 470MHz,450 – 527MHz     
16 Channels: 136 – 174 MHz,330 – 400MHz,403 – 470MHz,450 – 527MHz
- Power Supply: Provided through rechargeable battery – 7.5V
- With Standard High Capacity NiMH Battery: Low power: 11 hours,High power: 9 hours
- With Ultra High Capacity NiMH Battery: Low power: 14 hours,High power: 11 hours
- With NiCD Battery: Low power: 12 hours, High power: 9 hours
- With Lilon Battery: Low power: 11 hours,  High power: 8 hours
- Sealing: Withstands rain testing per, MIL STD 810C/D/E and IP54
TRANSMITTER:
- Channel Capacity Frequency:
4 Channels:136–174MHz, 403 – 470MHz,450 – 527MHz
16 Channels: 136 – 174 MHz,330 – 400MHz,403 – 470MHz,450 – 527MHz
- Frequency Separation: Full bandsplit
- Channel spacing: 12.5/20/25 kHz
- Freq Stability: (-30°C to 60°C, +25°C Ref.) ±0.00025%
- Power: 5W – 136-174 4W – 403-470 4W – 450-527
- FM Hum & Noise: -40dB
- Conducted/Radiated Emission: 66dBw
- Modulated FCC Type: 12.5khz 11KO F3E/25kHz 16KOF3E
- Audio Response: +1 to –3dB
- Audio Distortion: 3%
RECEIVER:
- Channel Frequency Capacity:
4 Channels: 136 – 174 MHz,403 – 470MHz,450 – 527MHz     
16 Channels: 136 – 174 MHz,330 – 400MHz,403 – 470MHz,450 – 527MHz
- Frequency Separation: Full bandsplit
- Sensitivity (12dB SINAD) EIA: .25μV
- Intermodulation (EIA): 70dB
- Adjacent Channel Selectivity: 60dB @ 12.5kHz/70dB @ 25kHz
- Spurious Rejection: 70dB
- Rated Audio: 500mW
- Audio Distortion: 3%
- Hum and Noise: -45db @ 12.5kHz/-50dB @ 25kHz
- Audio Response: (300 –3000hz) +1 to – 3dB
- Conducted Spurious Emission: -57dBm < 1GHz/-47dBm > 1GHz/FCC Part 15