What is the maximum gain of this RF Repeater?

The gain is at least 90dB, with an adjustment range of 1 to 31 dB in 1 dB steps.

What is the lead time for production?

The average lead time is one month during the off-season and 1-3 months during the peak season.

2g GSM 850MHz Band Selective Signal Booster (DL Selective)

Name: 2g GSM 850MHz Band Selective Signal Booster (DL Selective)
Brand: Shenzhen Boostel Technologies Co., Ltd.
SKU: 831239995

Guangdong, ChinaShenzhen Boostel Technologies Co., Ltd.

US$10.00-30.00

1 Set

Sample price:US$1000.00/set.Request sample

Product profile

Customization

Available

Type

Wireless Repeater

Transmission Medium

Wireless

Model NO.

BT-GA37D-4

Standard

Lightning Protection

Lightning Arrester

Certification

ISO, RoHS, CE

Condition

New

Transport Package

Wooden Case

Specification

428*328*175mm

Trademark

BOOSTEL

Origin

China

Production Capacity

2000 Set/Year

Key features

Selective Signal Amplification: DL Selective band with 25 MHz bandwidth eliminates interference between uplink and downlink.

High Gain Performance: Gain up to 90dB with adjustable range of 1-31 dB in 1 dB steps for precise signal control.

Durable Outdoor Design: Aluminum-alloy casing with IP65 rating provides high resistance to dust, water, and corrosion.

Remote Network Management: USB port enables connection to NMS for remote supervision, parameter download, and real-time alarms.

Flexible Power Supply: Supports DC +24V, AC 220V, or AC 110V with optional 4-hour backup power supply.

Comprehensive Certifications: Product certified with ISO, RoHS, and CE standards for quality and safety compliance.

Customizable Parameters: Working frequency, output power, and bandwidth can be customized to specific requirements.

Company profile

Shenzhen Boostel Technologies Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2000-03-01 CertifiedNearest Port: Shenzhen Port, Guangzhou PortAverage Response Time: ≤1.94h CertifiedTerms of Payment: T/T

AI-Powered supplier vetting

SummaryBoostel Technology is a Shenzhen-based Chinese manufacturing supplier focused on radio communication products, including repeaters, antennas, passive components, in-building systems, wireless signal jammers, WiFi, and Ad-Hoc/IP Mesh solutions. The company reports operations combining R&D, manufacturing, marketing, project, and engineering services, with more than 10 production lines, ISO9001:2015 certification, 6 R&D engineers, and 6–10 quality-control staff. Reported annual capacities include 10,000 PICO repeaters, 2,000 RF repeaters, 50,000 antennas, and 10,000 Ad-Hoc/IP Mesh units. It exports to multiple global regions and reports one-month off-peak lead times and two-to-three-month peak-season fulfillment. Evidence is insufficient to assess after-sales service, financial credibility, customization capability, or customer cases.

Supplier typeThe supplier is identified as a factory and limited company based in Shenzhen, China. Its stated operations integrate R&D, manufacturing, marketing, project, and engineering services for radio communication products, supporting classification as a manufacturing supplier rather than only a trading intermediary.

CertificationsThe supplier reports holding an ISO9001:2015 management-system certificate. This is explicit evidence of a quality-management certification, although no additional certifications or certificate-scope details are provided.

R&D capabilityBoostel is described as a high-tech company engaged in scientific R&D and radio communication technology, with six years of total R&D-engineer experience reported. These statements support the presence of R&D capability, but no patent, product-development, laboratory, or innovation-output evidence is provided.

Production capacityThe supplier reports more than 10 production lines and defined annual capacities of 10,000 PICO repeaters, 2,000 RF repeaters, 50,000 antennas, and 10,000 Ad-Hoc/IP Mesh units. It also reports one-month off-peak lead times and two-to-three-month peak-season fulfillment, providing explicit evidence of established production capacity and planning.

Product Q&A

Q:What is the working frequency range for this GSM 850 booster?

The uplink frequency is 824-849 MHz and the downlink frequency is 869-894 MHz.

Q:Can the output power and bandwidth be customized?

Yes, the output power is customizable at 37dBm, and the working bandwidth (DL Selective) can be customized from 25 MHz.

Q:Is this device suitable for outdoor installation?

Yes, it features an aluminum-alloy casing with IP65 protection, making it resistant to dust, water, and corrosion for outdoor use.

Q:How can I monitor the repeater's status remotely?

You can connect a laptop via the USB port to the NMS (Network Management System) for remote supervision, parameter download, and real-time alarm monitoring.

Q:Does this booster cause interference to the Base Transceiver Station (BTS)?

No, it adopts a linear amplifier with high gain and low noise, ensuring no interference to the BTS.

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2g GSM 850MHz Band Selective Signal Booster (DL Selective)