Anjali M.
Genuine product, works great
Reviewed in India on May 5, 2026Verified Purchase
Exactly what I ordered — sealed packaging and quick delivery. Very happy with it.
29 people found this helpful
Visit the Lenovo store
BIGBEST B312 4G Volte Wireless Internet Router 300 MBPS Voice Call Supported (BSNL, VI, Airtel, JIO Also)
Product description
Product Description:
B312 is a 4G wireless router Indoor Customer Premise Equipment (CPE) that provides superior wireless access performance and comprehensive routing capabilities to bring wireless broadband data and voice services to end-Users. It converts high-speed TDD/FDD signals to WiFi signals on the local area network (LAN). Wireless and wired devices, including mobile phones, laptops, tablets, and other smart devices, can access the CPE simultaneously.
DETAIL:
| 4G Signal to WIFI Signal | 4G Signal To Lan | |||||
| WPS, VPN, Port Mapping | 2.4G, 300Mbps WI-FI Rate | |||||
| voice calling supported | Support VOLTE Function | |||||
| Support VOLTE Function | Support 32 MAX Terminates |
Brand Name: BIGBEST
Max. LAN Data Rate: 300Mbps
With Modem Function: NO
Standards And Protocols: Wi-Fi 802.11ac, Wi-Fi 802.11b, Wi-Fi 802.11g, Wi-Fi 802.11n
Wi-Fi Supported Frequency: 2.4G & 5G
Supports WDS: No
Supports WPS: Yes
Wi-Fi Transmission Standard: 802.11n
Wired Transfer Rate: 500 Mbps
2.4G Wi-Fi Transmission Rate: 300 Mbps
Encryption Type: WPA2-PSK, WPA2, WPA2-Enterprise, WPA-PSK, WPA, WPA-Enterprise, WPA2-Personal, WPA-Personal, WPA3-Personal
Products Status: New, Stock
Type: Wireless
Application: Home
Function: FireWall, Voip, VPN, Volte
LAN Ports: 1
WAN Ports: 1
5G Wi-Fi Transmission Rate: None
Product name: 4g lte wireless wifi modem rj45 ethernet router
Usage: For Outdoor and Home
Power: DC12V/1A
Wifi: Mimo 2*2, 2.4GHz&5 GHz, 802.11 a/b/g/n/ac
Interface: 2 RJ11, 4RJ45 port (3 LAN,1WAN), 1USB port
Storage Temperature: -20° C to +85° C
Device Size: 225mm*165mm*25mm
Warranty: 1 Year
1.2 4G/3G/2G Technical Specifications
| Item | Description |
| Wireless Access Technology | TD-LTE/FDD/WCDMA/TD-SCDMA/GSM/GPRS/EDGE/EGPRS |
| Bands(Max) | Four standard configurations(Optional): B312-Xce(Asia): LTE:B1/B3/B5/B8/B38/B39/B40/B41;WCDMA:B1/B8;TD-SCDMA:B34/B39 B312- P (Asia): LTE:B1/B2/B3/B5/B7/B8/B28A/B28B/B38/B39/B40/B41;WCDMA:B1/B2/B5/B8;TD-SCDMA:B34/B39;GSM850/GSM900/GSM1800/GSM1900 B312-E (Europe & Africa): LTE:B1/B2/B3/B5/B7/B8/B20/B28A/B34/B38/B39/B40/B41;WCDMA:B1/B2/B5/B8;TD-SCDMA:B34/B39;GSM850/GSM900/GSM1800/GSM1900 B312-A (Latin America): LTE:B2/B3/B4/B5/B7/B8/B28A/B28B/B66;WCDMA:B2/B4/B5/B8;GSM850/GSM900/GSM1800/GSM1900 More bands can be customized. |
| Data Rate | LTE FDD:Max 150Mbps(DL)/ Max 50Mbps(upload speed); LTE TDD:Max 130Mbps(DL)/ Min 35Mbps(upload speed); WCDMA:Max 21Mbps(DL)/ Max 5.76Mbps(upload speed); TD-SCDMA:Max 4.2Mbps(DL)/ Max 2.2Mbps(upload speed); EDGE: Max 236.8kbps(DL)/ Max 118kbps(upload speed); GPRS: Max 85.6kbps(DL)/ Max 85.6kbps(upload speed); GSM: Max 9.6kbps (DL)/ Max 2.7kbps (upload speed); |
Product information
| Brand | Lenovo |
|---|
| Network | 4G |
|---|
| SKU | 82976 |
|---|---|
| Type | Unlocked |
| Model | B312 |
| Colour | White |
| Features | Wi-Fi Supported Frequency: 2.4G & 5G |
| Connectivity | 2G, 3G, 4G LTE, VoLTE |
| Compatible Brand | 5g / 4g sim compatible |
| Compatible Product | 5g / 4g sim compatible |
| Number of LAN Ports | RJ11 RJ45 |
| Max Wireless Data Rate | 300 MBPS |
| Brand | Lenovo |
|---|---|
| Model Number | B312 |
| Item Type | Desktops |
| Colour | White |
| Country of Origin | India |
| Net Quantity | 1 Unit |
| Included in the Box | Product unit, User manual, Warranty card |
| Warranty | 1 Year Manufacturer Warranty |
| Manufacturer | Lenovo |
| Sold By | BIGBEST |
| Customer Reviews | 4.7 out of 5 · 14 ratings |
| Product Code | P1484 |
Limited time dealNew
-27%₹10,900M.R.P.: ₹14,999Inclusive of all taxes
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In stock (235 available)
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- Sold by
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Product description
Product Description:
B312 is a 4G wireless router Indoor Customer Premise Equipment (CPE) that provides superior wireless access performance and comprehensive routing capabilities to bring wireless broadband data and voice services to end-Users. It converts high-speed TDD/FDD signals to WiFi signals on the local area network (LAN). Wireless and wired devices, including mobile phones, laptops, tablets, and other smart devices, can access the CPE simultaneously.
DETAIL:
| 4G Signal to WIFI Signal | 4G Signal To Lan | |||||
| WPS, VPN, Port Mapping | 2.4G, 300Mbps WI-FI Rate | |||||
| voice calling supported | Support VOLTE Function | |||||
| Support VOLTE Function | Support 32 MAX Terminates |
Brand Name: BIGBEST
Max. LAN Data Rate: 300Mbps
With Modem Function: NO
Standards And Protocols: Wi-Fi 802.11ac, Wi-Fi 802.11b, Wi-Fi 802.11g, Wi-Fi 802.11n
Wi-Fi Supported Frequency: 2.4G & 5G
Supports WDS: No
Supports WPS: Yes
Wi-Fi Transmission Standard: 802.11n
Wired Transfer Rate: 500 Mbps
2.4G Wi-Fi Transmission Rate: 300 Mbps
Encryption Type: WPA2-PSK, WPA2, WPA2-Enterprise, WPA-PSK, WPA, WPA-Enterprise, WPA2-Personal, WPA-Personal, WPA3-Personal
Products Status: New, Stock
Type: Wireless
Application: Home
Function: FireWall, Voip, VPN, Volte
LAN Ports: 1
WAN Ports: 1
5G Wi-Fi Transmission Rate: None
Product name: 4g lte wireless wifi modem rj45 ethernet router
Usage: For Outdoor and Home
Power: DC12V/1A
Wifi: Mimo 2*2, 2.4GHz&5 GHz, 802.11 a/b/g/n/ac
Interface: 2 RJ11, 4RJ45 port (3 LAN,1WAN), 1USB port
Storage Temperature: -20° C to +85° C
Device Size: 225mm*165mm*25mm
Warranty: 1 Year
1.2 4G/3G/2G Technical Specifications
| Item | Description |
| Wireless Access Technology | TD-LTE/FDD/WCDMA/TD-SCDMA/GSM/GPRS/EDGE/EGPRS |
| Bands(Max) | Four standard configurations(Optional): B312-Xce(Asia): LTE:B1/B3/B5/B8/B38/B39/B40/B41;WCDMA:B1/B8;TD-SCDMA:B34/B39 B312- P (Asia): LTE:B1/B2/B3/B5/B7/B8/B28A/B28B/B38/B39/B40/B41;WCDMA:B1/B2/B5/B8;TD-SCDMA:B34/B39;GSM850/GSM900/GSM1800/GSM1900 B312-E (Europe & Africa): LTE:B1/B2/B3/B5/B7/B8/B20/B28A/B34/B38/B39/B40/B41;WCDMA:B1/B2/B5/B8;TD-SCDMA:B34/B39;GSM850/GSM900/GSM1800/GSM1900 B312-A (Latin America): LTE:B2/B3/B4/B5/B7/B8/B28A/B28B/B66;WCDMA:B2/B4/B5/B8;GSM850/GSM900/GSM1800/GSM1900 More bands can be customized. |
| Data Rate | LTE FDD:Max 150Mbps(DL)/ Max 50Mbps(upload speed); LTE TDD:Max 130Mbps(DL)/ Min 35Mbps(upload speed); WCDMA:Max 21Mbps(DL)/ Max 5.76Mbps(upload speed); TD-SCDMA:Max 4.2Mbps(DL)/ Max 2.2Mbps(upload speed); EDGE: Max 236.8kbps(DL)/ Max 118kbps(upload speed); GPRS: Max 85.6kbps(DL)/ Max 85.6kbps(upload speed); GSM: Max 9.6kbps (DL)/ Max 2.7kbps (upload speed); |
Product information
| Brand | Lenovo |
|---|
| Network | 4G |
|---|
| SKU | 82976 |
|---|---|
| Type | Unlocked |
| Model | B312 |
| Colour | White |
| Features | Wi-Fi Supported Frequency: 2.4G & 5G |
| Connectivity | 2G, 3G, 4G LTE, VoLTE |
| Compatible Brand | 5g / 4g sim compatible |
| Compatible Product | 5g / 4g sim compatible |
| Number of LAN Ports | RJ11 RJ45 |
| Max Wireless Data Rate | 300 MBPS |
| Brand | Lenovo |
|---|---|
| Model Number | B312 |
| Item Type | Desktops |
| Colour | White |
| Country of Origin | India |
| Net Quantity | 1 Unit |
| Included in the Box | Product unit, User manual, Warranty card |
| Warranty | 1 Year Manufacturer Warranty |
| Manufacturer | Lenovo |
| Sold By | BIGBEST |
| Customer Reviews | 4.7 out of 5 · 14 ratings |
| Product Code | P1484 |
Frequently bought together
Total for 3 items
₹48,898
Compare with similar items
| | |  | |
|---|---|---|---|---|
| Price | ₹10,900 | ₹34,999 | ₹2,999 | ₹18,050 |
| Customer rating | ||||
| Add to cart | ||||
| SKU | 82976 | 36563 | 39646 | 26871 |
| Type | Unlocked | — | — | — |
| Model | B312 | — | — | — |
| Colour | White | — | — | — |
| Features | Wi-Fi Supported Frequency: 2.4G & 5G | — | — | — |
| Connectivity | 2G, 3G, 4G LTE, VoLTE | — | — | — |
| Compatible Brand | 5g / 4g sim compatible | — | — | — |
| Compatible Product | 5g / 4g sim compatible | — | — | — |
| Number of LAN Ports | RJ11 RJ45 | — | — | — |
| Max Wireless Data Rate | 300 MBPS | — | — | — |
| RAM Size | — | 8GB / 16 GB / 32GB DDR3 | — | — |
| Processor | — | Intel Xeon E5-2600 & E5-2600 v2 Processor Families | — | — |
| Maximum RAM Capacity | — | 8GB / 16 GB / 32GB DDR3 | — | — |
Top Brand
Lenovo
- 24 products on BIGBEST
- BIGBEST Express eligible
Customer reviews
4.7
14 ratings
3 reviews
Ankit K.
Pretty good overall
Reviewed in India on Mar 31, 2026Verified Purchase
Mostly what I expected. A couple of tiny niggles but overall satisfied with the buy.
42 people found this helpful
Sanjay D.
Fast delivery, product sealed
Reviewed in India on Mar 25, 2026Verified Purchase
Came the next day, factory sealed. No complaints so far — works as expected.
21 people found this helpful
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Reviewed in India on May 5, 2026
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Asked on Aug 22, 2026
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