Model Number | ETS-4S | Type | 4 channels gsm gateways |
Place of Origin | Guangdong, China | Brand Name | Etross or OEM |
Port Number | 8 | Working Frequency | GSM 850/900/1800/1900MHZ |
FXS ports optional | 4 | FXO /PSTN RJ 11 PORT | 4 PCS( Optional) |
DTMF Singal | support | imei numbers NUMBER | changeable |
LCR(Low cost routing) | support | SMS manager | support |
lock network operator | support | Number changing | support |
polarity reversal | support | type | 4 Port GSM FWT |
3rd Floor, Block B, Yuetong Complex Bldg., Min Le Road, Mizhi Street, Longhua District,Shenzhen, Guangdong Province. China