How is SIM rotation triggered?

Rotation can be triggered by accumulated call duration, idle time, call count, consecutive failures, or low duration calls.

What voice codecs are available?

Supported codecs include G.711a/u law, G.723.1, G.726, and G.729AB.

Is there a minimum order quantity?

The minimum order quantity is 1 PC.

32 Ports 256 SIM SIP GoIP Gateway for Network Call 4G

Name: 32 Ports 256 SIM SIP GoIP Gateway for Network Call 4G
Brand: Shenzhen Etross Telecom Co., Ltd.
SKU: 2131235472

Guangdong, ChinaShenzhen Etross Telecom Co., Ltd.

US$1.00-2,100.00

1 Piece

Product profile

Customization

Available

Type

8 SIM Voice FWT

Protocol

Ipv4, TCP, UDP, Pppoe, DHCP, DNS, Nat, HTTP, FTP,

Number of Channels

8 Channels GSM VoIP Gateway GoIP Gateway

Color

Blue

Product Name

8 Channels GSM VoIP Gateway GoIP Gateway

Network

GSM

SIM Card Slot

256

API

Support

Bulk SMS/Voice

Support

SIM Card Rotation

Support

IMEI Change

Support

Dtmf & Tts & Ivr

Support

Firmware Update

HTTP/TFTP

Weight

5kg

Transport Package

1PCS/Carton

Specification

L41 X W29 X H12(cm)

Trademark

Etross or OEM

Origin

Shenzhen, China

HS Code

8517629300

Production Capacity

1000PCS/Month

Key features

High Capacity SIM Support: Supports up to 64 SIM cards with 8 concurrent GSM VoIP channels.

Advanced SIM Rotation: Features multi-SIM rotation based on call duration, usage time, and failure rates.

Anti-Block Encryption: Includes proxy server encryption and BTS rotation to prevent IP blocking.

Smart QoS Technology: Maintains high voice quality on both fast and slow internet lines.

Auto IMEI Management: Supports automatic IMEI change, generation, and modification.

Flexible Network Options: Built-in WiFi router and optional 4G module for mobile connectivity.

Comprehensive Protocol Support: Compatible with SIP V2.0, TCP, UDP, and various NAT traversal methods.

User-Friendly Web Interface: Allows easy configuration, firmware upgrade, and SIM balance inquiry via HTTP.

Company profile

Experienced TeamYears of Export ExperienceHigh Repeat Buyers ChoiceImporters and Exporters

Shenzhen Etross Telecom Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 17 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤4.42h

AI-Powered supplier vetting

SummaryShenzhen Etross Telecom Co., Ltd is a limited company based in Shenzhen, China, specializing in communication equipment and electronic products. The company has a robust R&D capability, offering ODM services, but does not provide OEM services for well-known brands. It holds CE, FCC, and RoHS certifications, indicating compliance with international standards. The supplier lacks overseas presence and after-sales service procedures, which may affect international partnerships and customer support. The company has a production capacity of 1000 sets per day, ensuring high-volume manufacturing. Financial data is available but lacks detailed analysis, leaving its financial credibility unclear.

Supplier typeShenzhen Etross Telecom Co., Ltd is a limited company located in Shenzhen, China, focusing on communication equipment production and manufacturing.

CertificationsThe supplier holds CE, FCC, and RoHS certifications, demonstrating compliance with international safety and environmental standards.

After-Sales capabilityThe supplier lacks written procedures or records for handling customer complaints and corrective actions, indicating a deficiency in after-sales service capability.

R&D capabilityThe supplier has R&D capabilities with ODM services and a recent history of new products, but lacks SDK availability.

Production capacityThe company can produce up to 1000 sets per day, supported by a small workforce of 18 employees.

Customization capabilityThe supplier offers customization based on samples, indicating a moderate level of customization capability.