FCC ID O57TB390FU
Portable Tablet Computer
by Lenovo (Shanghai) Electronics Technology Co., Ltd
Grantee Code: O57 Product Code: TB390FU
Latest application date: 2026-02-08
FCC ID Device Details
| FCC ID | O57TB390FU |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | O57 |
| Product Code | TB390FU |
| Applicant Business | Lenovo (Shanghai) Electronics Technology Co., Ltd 🇨🇳 |
| Related Domains |  lenovo.com |
| Equipment Class | Portable Tablet Computer |
| Test Firm | Sporton International Inc. (Kunshan) |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 5745-5825 MHz | Original Equipment | 2026-02-08 |
| 2402-2480 MHz | Original Equipment | 2026-02-08 |
| 2412-2462 MHz | Original Equipment | 2026-02-08 |
| 5955-7095 MHz | Original Equipment | 2026-02-08 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| O57TB390FU_QSG | Users Manual | 2026-08-08 | PDF 251.1 KB |
| O57TB390FU_Regulatory Notice | Users Manual | 2026-08-08 | PDF 1 MB |
| O57TB390FU_InPho_Part1-3 | Internal Photos | 2026-08-08 | PDF 5.4 MB |
| O57TB390FU_InPho_Part2-3 | Internal Photos | 2026-08-08 | PDF 5.6 MB |
| O57TB390FU_InPho_Part3-3 | Internal Photos | 2026-08-08 | PDF 2.4 MB |
| O57TB390FU_ExPho_Part1-2 | External Photos | 2026-08-08 | PDF 5.7 MB |
| O57TB390FU_ExPho_Part2-2 | External Photos | 2026-08-08 | PDF 2.9 MB |
| O57TB390FU_Label | ID Label/Location Info | 2026-02-08 | PDF 60.1 KB |
| O57TB390FU_Label Location | ID Label/Location Info | 2026-02-08 | PDF 50.1 KB |
| O57TB390FU_Tsup_6XD | Test Setup Photos | 2026-08-08 | PDF 393.7 KB |
| O57TB390FU_Tsup_Antenna | Test Setup Photos | 2026-08-08 | PDF 239.6 KB |
| O57TB390FU_Tsup_DSS_BT | Test Setup Photos | 2026-08-08 | PDF 314.3 KB |
| O57TB390FU_Tsup_DTS_BLE | Test Setup Photos | 2026-08-08 | PDF 314.3 KB |
| O57TB390FU_Tsup_DTS_WLAN 2.4G | Test Setup Photos | 2026-08-08 | PDF 314.4 KB |
| O57TB390FU_Tsup_JBP | Test Setup Photos | 2026-08-08 | PDF 336 KB |
| O57TB390FU_Tsup_NII_DFS | Test Setup Photos | 2026-08-08 | PDF 118.2 KB |
| O57TB390FU_Tsup_NII_U-NII-1,2,3 | Test Setup Photos | 2026-08-08 | PDF 312.7 KB |
| O57TB390FU_Tsup_SAR_r1 | Test Setup Photos | 2026-08-08 | PDF 253.2 KB |
| O57TB390FU_Antenna Report | Test Report | 2026-02-08 | PDF 331.6 KB |
| O57TB390FU_TestRpt_6XD_Part1-9_r1 | Test Report | 2026-02-08 | PDF 5.6 MB |
| O57TB390FU_TestRpt_6XD_Part2-9 | Test Report | 2026-02-08 | PDF 5.4 MB |
| O57TB390FU_TestRpt_6XD_Part3-9 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_6XD_Part4-9 | Test Report | 2026-02-08 | PDF 5.4 MB |
| O57TB390FU_TestRpt_6XD_Part5-9 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_6XD_Part6-9 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_6XD_Part7-9 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_6XD_Part8-9 | Test Report | 2026-02-08 | PDF 5.3 MB |
| O57TB390FU_TestRpt_6XD_Part9-9 | Test Report | 2026-02-08 | PDF 1 MB |
| O57TB390FU_TestRpt_DSS_BT_Part1-2 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_DSS_BT_Part2-2 | Test Report | 2026-02-08 | PDF 4.6 MB |
| O57TB390FU_TestRpt_DTS_BLE_Part1-3 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_DTS_BLE_Part2-3 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_DTS_BLE_Part3-3 | Test Report | 2026-02-08 | PDF 2 MB |
| O57TB390FU_TestRpt_DTS_WLAN 2.4G_Part1-6 | Test Report | 2026-02-08 | PDF 5.4 MB |
| O57TB390FU_TestRpt_DTS_WLAN 2.4G_Part2-6 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_DTS_WLAN 2.4G_Part3-6 | Test Report | 2026-02-08 | PDF 5.4 MB |
| O57TB390FU_TestRpt_DTS_WLAN 2.4G_Part4-6 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_DTS_WLAN 2.4G_Part5-6 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_DTS_WLAN 2.4G_Part6-6 | Test Report | 2026-02-08 | PDF 4 MB |
| O57TB390FU_TestRpt_JBP | Test Report | 2026-02-08 | PDF 753.9 KB |
| O57TB390FU_TestRpt_NII_DFS | Test Report | 2026-02-08 | PDF 1.1 MB |
| O57TB390FU_TestRpt_NII_U-NII-1,2,3_Part1-11 | Test Report | 2026-02-08 | PDF 5.4 MB |
| O57TB390FU_TestRpt_NII_U-NII-1,2,3_Part10-11 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_NII_U-NII-1,2,3_Part11-11_r1 | Test Report | 2026-02-08 | PDF 2.4 MB |
| O57TB390FU_TestRpt_NII_U-NII-1,2,3_Part2-11 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_NII_U-NII-1,2,3_Part3-11 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_NII_U-NII-1,2,3_Part4-11 | Test Report | 2026-02-08 | PDF 5.4 MB |
| O57TB390FU_TestRpt_NII_U-NII-1,2,3_Part5-11 | Test Report | 2026-02-08 | PDF 5.4 MB |
| O57TB390FU_TestRpt_NII_U-NII-1,2,3_Part6-11 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_NII_U-NII-1,2,3_Part7-11 | Test Report | 2026-02-08 | PDF 5.5 MB |
| O57TB390FU_TestRpt_NII_U-NII-1,2,3_Part8-11 | Test Report | 2026-02-08 | PDF 5.4 MB |
| O57TB390FU_TestRpt_NII_U-NII-1,2,3_Part9-11 | Test Report | 2026-02-08 | PDF 5.4 MB |
| O57TB390FU_cvrltr_Certification_2.911d5(i)&(ii) | Attestation Statements | 2026-02-08 | PDF 228.1 KB |
| O57TB390FU_cvrltr_Certification_2.911d7 | Attestation Statements | 2026-02-08 | PDF 86 KB |
| O57TB390FU_cvrltr_FCC Attestation Letter for CBP | Attestation Statements | 2026-02-08 | PDF 604.9 KB |
| O57TB390FU_cvrltr_FCC Attestation(6XD Device Declaration) | Attestation Statements | 2026-02-08 | PDF 613 KB |
| O57TB390FU_cvrltr_Long-term Confidentiality | Cover Letter(s) | 2026-02-08 | PDF 264.3 KB |
| O57TB390FU_cvrltr_Long-term Confidentiality | Cover Letter(s) | 2026-02-08 | PDF 179.4 KB |
| O57TB390FU_cvrltr_POA | Cover Letter(s) | 2026-02-08 | PDF 199.4 KB |
| O57TB390FU_cvrltr_Short-term Confidentiality | Cover Letter(s) | 2026-02-08 | PDF 264.3 KB |
| O57TB390FU_TestRpt_SAR | RF Exposure Info | 2026-02-08 | PDF 2.1 MB |
| O57TB390FU_TestRpt_SAR_Appendix A | RF Exposure Info | 2026-02-08 | PDF 767.1 KB |
| O57TB390FU_TestRpt_SAR_Appendix B | RF Exposure Info | 2026-02-08 | PDF 576.6 KB |
| O57TB390FU_TestRpt_SAR_Appendix C_Part1-3 | RF Exposure Info | 2026-02-08 | PDF 4.4 MB |
| O57TB390FU_TestRpt_SAR_Appendix C_Part2-3 | RF Exposure Info | 2026-02-08 | PDF 4.4 MB |
| O57TB390FU_TestRpt_SAR_Appendix C_Part3-3 | RF Exposure Info | 2026-02-08 | PDF 3.2 MB |
| O57TB390FU_TestRpt_SAR_Appendix E | RF Exposure Info | 2026-02-08 | PDF 125.3 KB |
| O57TB390FU_TestRpt_SAR_Appendix F | RF Exposure Info | 2026-02-08 | PDF 145.5 KB |
| O57TB390FU_BlckDia Metadata only | Block Diagram | PDF 171.7 KB | |
| O57TB390FU_SchemDic Metadata only | Schematics | PDF 1.3 MB | |
| O57TB390FU_OD_PED_r1 Metadata only | Operational Description | PDF 345.8 KB | |
| O57TB390FU_OpDes Metadata only | Operational Description | PDF 68.1 KB | |
| O57TB390FU_Sensor OD Metadata only | Operational Description | PDF 335.6 KB | |
| O57TB390FU_Sensor OD_r1 Metadata only | Operational Description | PDF 394.7 KB | |
| O57TB390FU_Device SW Security Statement Metadata only | SDR Software/Security Info. | PDF 74.6 KB | |
| O57TB390FU_PartsLst Metadata only | Parts List/Tune Up Info | PDF 467.9 KB | |
| O57TB390FU_Tune up Metadata only | Parts List/Tune Up Info | PDF 197.1 KB |
Application Information
| Application ID | ml3To5/NlVslJpPxx1M7yQ== |
|---|---|
| Final Action Date | 2026-02-08 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0021773460 |
| Model | TB390FU |
| Frequency Range | 5745-5825 MHz |
| Equipment Class | NII - Unlicensed National Information Infrastructure TX |
| Device Description | Portable Tablet Computer |
| Responsible Party | Spring Zhou, zhoucb1@lenovo.com , +86-18116118237 |
| Non-Technical Contact | Brian Killebrew, Lenovo (United States) Incorporated, FCC@lenovo.com |
| Test Firm | Mark Qu, Sporton International Inc. (Kunshan), markqu@sporton-lab.com  , +86 0512-57900158 |
| TCB Email | QA65@Sporton-USA.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| Composite Device | Yes |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| ml3To5/NlVslJpPxx1M7yQ== | 2026-02-08 | Original Equipment |
| fljK+aTjUyV4RTrH0cf7fg== | 2026-02-08 | Original Equipment |
| Z/R3jVcEX0OuaC+bnkUUlw== | 2026-02-08 | Original Equipment |
| HmxiHvz6FMeuRwv7GyPE4A== | 2026-02-08 | Original Equipment |
| DvN74Gudk6DpxfzANJa0aA== | 2026-02-08 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application Z/R3jVcEX0OuaC+bnkUUlw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Sporton International (USA) Inc. 1175 Montague Expressway Milpitas, CA 95035 |
Date of Grant: 02/08/2026 Application Dated: 01/26/2026 |
| Lenovo (Shanghai) Electronics Technology Co., Ltd |
| Section 304-305, Building No.4, #222, Meiyue Road, |
| China (Shanghai) Pilot Free Trade Zone |
| Shanghai, 200131 China |
| Attention: Spring Zhou , Product Certification Engineer |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | O57TB390FU |
| Name of Grantee: | Lenovo (Shanghai) Electronics Technology Co., Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | Portable Tablet Computer |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0103 | ||
| CC MO | 15C | 2412.0 - 2462.0 | 0.5395 |
| Output Power listed is the maximum conducted output power. Device operates with specific antennas in MIMO(2x2) configurations as described in this filing. This device supports 20 and 40 MHz bandwidths modes. The highest reported SAR for body and simultaneous transmission exposure conditions are 1.16 W/kg and 1.25 W/kg, respectively. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| MO: | This Multiple Input Multiple Output (MIMO) device was evaluated for multiple transmitted signals as indicated in the filing. |
TCB Grant - Application ml3To5/NlVslJpPxx1M7yQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Sporton International (USA) Inc. 1175 Montague Expressway Milpitas, CA 95035 |
Date of Grant: 02/08/2026 Application Dated: 01/26/2026 |
| Lenovo (Shanghai) Electronics Technology Co., Ltd |
| Section 304-305, Building No.4, #222, Meiyue Road, |
| China (Shanghai) Pilot Free Trade Zone |
| Shanghai, 200131 China |
| Attention: Spring Zhou , Product Certification Engineer |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | O57TB390FU |
| Name of Grantee: | Lenovo (Shanghai) Electronics Technology Co., Ltd |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | Portable Tablet Computer |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC MO | 15E | 5180.0 - 5240.0 | 0.0773 | ||
| CC MO | 15E | 5250.0 - 5250.0 | 0.0647 | ||
| CC MO | 15E | 5260.0 - 5320.0 | 0.0723 | ||
| CC MO | 15E | 5500.0 - 5720.0 | 0.0624 | ||
| CC MO | 15E | 5745.0 - 5825.0 | 0.0644 |
| Output Power listed is the maximum conducted output power. Device operates with specific antennas in MIMO(2x2) configurations as described in this filing. This device supports 20, 40, 80 and 160 MHz bandwidths modes. The highest reported SAR for body and simultaneous transmission exposure conditions are 1.11 W/kg and 1.58 W/kg, respectively. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| MO: | This Multiple Input Multiple Output (MIMO) device was evaluated for multiple transmitted signals as indicated in the filing. |
TCB Grant - Application HmxiHvz6FMeuRwv7GyPE4A==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Sporton International (USA) Inc. 1175 Montague Expressway Milpitas, CA 95035 |
Date of Grant: 02/08/2026 Application Dated: 01/26/2026 |
| Lenovo (Shanghai) Electronics Technology Co., Ltd |
| Section 304-305, Building No.4, #222, Meiyue Road, |
| China (Shanghai) Pilot Free Trade Zone |
| Shanghai, 200131 China |
| Attention: Spring Zhou , Product Certification Engineer |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | O57TB390FU |
| Name of Grantee: | Lenovo (Shanghai) Electronics Technology Co., Ltd |
| Equipment Class: | 15E 6 GHz Low Power Indoor Client |
| Notes: | Portable Tablet Computer |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC EP MO | 15E | 5955.0 - 7095.0 | 0.0735 |
| Output Power is EIRP. Device operates with specific antennas in MIMO(2x2) configurations as described in this filing. This device supports 20, 40, 80, 160 and 320 MHz modes. Device 6 GHz operation is intended for indoor use only. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| EP: | Output power is Effective Isotropic Radiated Power (EIRP) |
| MO: | This Multiple Input Multiple Output (MIMO) device was evaluated for multiple transmitted signals as indicated in the filing. |
TCB Grant - Application fljK+aTjUyV4RTrH0cf7fg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Sporton International (USA) Inc. 1175 Montague Expressway Milpitas, CA 95035 |
Date of Grant: 02/08/2026 Application Dated: 01/26/2026 |
| Lenovo (Shanghai) Electronics Technology Co., Ltd |
| Section 304-305, Building No.4, #222, Meiyue Road, |
| China (Shanghai) Pilot Free Trade Zone |
| Shanghai, 200131 China |
| Attention: Spring Zhou , Product Certification Engineer |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | O57TB390FU |
| Name of Grantee: | Lenovo (Shanghai) Electronics Technology Co., Ltd |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Portable Tablet Computer |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.02 |
| Output Power listed is the maximum conducted output power. The highest reported SAR for body and simultaneous transmission exposure conditions are 0.83 W/kg and 1.58 W/kg, respectively. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application DvN74Gudk6DpxfzANJa0aA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Sporton International (USA) Inc. 1175 Montague Expressway Milpitas, CA 95035 |
Date of Grant: 02/08/2026 Application Dated: 01/26/2026 |
| Lenovo (Shanghai) Electronics Technology Co., Ltd |
| Section 304-305, Building No.4, #222, Meiyue Road, |
| China (Shanghai) Pilot Free Trade Zone |
| Shanghai, 200131 China |
| Attention: Spring Zhou , Product Certification Engineer |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | O57TB390FU |
| Name of Grantee: | Lenovo (Shanghai) Electronics Technology Co., Ltd |
| Equipment Class: | Part 15 Class B Computing Device Peripheral |
| Notes: | Portable Tablet Computer |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15B | - |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |