| Subject | Spanish | English |
| commun., IT | servicio soporte en modo circuito a 64 kbit/s, estructurado a 8 kHz, para transmisión de audiofrecuencias | circuit mode,64 Kbits/s 8 KHz-structured bearer service,for transmission of audiofrequency information |
| commun., IT | servicio soporte en modo circuito a 64 kbit/s, estructurado a 8 kHz, para transmisión de señales de voz | circuit mode,64 Kbits/s,8 KHz structured bearer service for transmission of speech signals |
