4G WIFI Fixed Wireless Phone. Congratulations on your purchase of the 4G Fixed Wireless Phone ETS-6688 (Hereinafter referred to as Phone). The Phone has been designed to operate with the latest wireless communication technology which has many advanced features and provides an excellent voice quality. 

Model: ETS-6688 C1 (4G network is suitable for Australia, Southeast Asian countries)
Color: Black
Material: Plastic
Module Chipset: Spreadtrum SC9820E, Cortex A53 Dual-core, Clock: up to 1.3GHz
Support DVFS
SIM: Support 3V & 1.8 V SIM card
Memory: MCP(4GB+2GB)
LCD: 128x64
Working current: The peak current is less than or equal to 2A. The maximum current for GSM calls is no more than 260mA. WCDMA communication maximum current is no more than 500mA. LTE peak call current is less than 750mA. Standby current is less than or equal to 5mA.
GSM Band: GPRS/GSM: 1900/1800/900/850MHz
WCDMA Band: 850MHz/1900MHz or 900MHz/2100MHz (optional)
Max. emission power: FDD/TDD: Power Class 3 (23±2.7dBm). WCDMA: Power Class 3 (+24dBm +1/-3dBm). GSM/GPRS 850MHz/900MHz: Power Class 5 (+33dBm ±2dBm). GSM/GPRS 1800MHz/1900MHz: Power Class 0 (+30dBm ±2dBm).
Reception sensitivity: FDD/TDD LTE: ≤-97.3 dBm (QPSK PREFSENS, throughput ≥95%) (An antenna has 10M broadband). WCDMA850/WCDMA900/WCDMA1900/WCDMA2100: ≤-108dBm. GSM850/EGSM900/DCS1800/PCS1900: ≤-108dBm.
Data rate: GSM CS: UL 9.6kbps/DL 9.6kbps. GPRS: 171.2kbps. WCDMA: UL 11.5Mbps/DL 42.2Mbps. FDD: UL 50Mbps/DL 150Mbps. GPRS Type: Class 12. 3GPP protocol: R7.R8. LTE FDD rf technical indicators: 3GPP R9 CAT4 FDD, TDD/FDD receiving sensitivity more than 1 times higher than the standard of 3GPP.

2G Band: B2, B3, B5, B8. 3G Band: B1, B2, B5B, B8. 4G Band FDD: B1, B2, B3, B4, B5, B7, B8, B20, B28a, B28b; 4G Band TDD: B38, B39, B40, B41. Frequency bands can be adjusted as required. WIFI Standard: IEEE 802.11b/g/n. VoLTE Voice. FM Radio, SMS, MP3. Android 4.4.

Note: 4G network is suitable for Australia, Southeast Asian countries.