# LPWA BC660K-GL NB2 ## Key features - Ultra-low power consumption - Ultra-low cost - Wide power supply range: 2.2–4.3 V - Compatible with Quectel GSM/ GPRS M66 and NB-IoT BC66/ BC66-NA, BC65 and BC68-GV modules, which means easier future upgrading ## Overview BC660K-GL is a high-performance LTE Cat NB2 module which supports multiple frequency bands of B1/ 2/ 3/ 4/ 5/ 8/ 12/ 13/ 17/ 18/ 19/ 20/ 25/ 28/ 66/ 70/ 85 with extremely low power consumption. The module’s ultra-compact profile (17.7 mm × 15.8 mm × 2.0 mm) makes it a perfect choice for size-sensitive applications. Designed to be compatible with Quectel GSM/ GPRS M66 module and NB-IoT BC66/ BC66-NA, BC65 and BC68-GV modules, it provides a flexible and scalable platform for the migration from GSM/ GPRS to NB-IoT networks. BC660K-GL adopts the surface-mount technology, which makes it an ideal solution for durable and rugged designs. The module’s small LCC package allows it to be easily embedded into space-constrained applications and to enjoy reliable connection with the applications. This kind of package suits well large-scale manufacturing which has strict requirements on cost and efficiency. Due to the ultra-compact profile, super-low power consumption and extended temperature range, BC660K-GL is one of the best choices for a wide range of IoT applications, such as smart metering, bike sharing, smart parking, smart city, smart safety, asset tracking, home appliances, agricultural and environmental monitoring. It is able to provide a complete range of SMS and data transmission services to meet various user demands. Browse our wide range of antennas – download our antenna brochure [View brochure](https://www2.quectel.com/quectel_antenna_brochure.pdf) ## Product Brochure Quectel_Product_Brochure_V8.6.pdf [Download](https://www.quectel.com/content/uploads/2026/05/Quectel_Product_Brochure_V8.6.pdf) ## Documentation and resources - **Application Note** - [Quectel_BC660K-GL_Security_Feature_Application_Note_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) (File Size: 213.71 KB) - **Design Note** - [Quectel_BC660K-GL&BC950K-GL_Terminal_Applications_Design_Note_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) (File Size: 198.74 KB) - **DFOTA Application Note** - [Quectel_BC660K-GL&BC950K-GL_DFOTA_Application_Note_V1.2](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) (File Size: 336.56 KB) - **Throughput Test Guide** - [Quectel_BC660K-GL&BC950K-GL_Throughput_Test_Guide_V1.2](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) (File Size: 298.38 KB) - **PSM Application Note** - [Quectel_BC660K-GL&BC950K-GL_PSM_Application_Note_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) (File Size: 451.18 KB) - **TCP(IP) Application Note** - [Quectel_BC660K-GL&BC950K-GL_TCP(IP)_Application_Note_V1.3](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) (File Size: 369.98 KB) ## [Quectel_BC660K-GL&BC950K-GL_LwM2M_Application_Note_V1.3](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 1.16 MB ## [Quectel_BC660K-GL&BC950K-GL_HTTP(S)_Application_Note_V1.1](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 240.61 KB ## [Quectel_BC660K-GL&BC950K-GL_CoAP_Application_Note_V1.1](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 247.08 KB ## [Quectel_BC660K-GL&BC950K-GL_SSL_Application_Note_V1.1](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 237.50 KB ## [Quectel_BC660K-GL&BC950K-GL_MQTT_Application_Note_V1.2](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 431.34 KB ## [Quectel_BC660K-GL&BC950K-GL_AT_Commands_Manual_V1.5](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 882.34 KB ## [Quectel_Android_RIL_Driver_aidl2_V4.7_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 2.01 MB ## [Quectel_Android_RIL_Driver_radio1.4_V4.0_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 2.30 MB ## [Quectel_Android_RIL_Driver_radio1.5_V4.0_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 2.36 MB ## [Quectel_Android_RIL_Driver_ndk_V4.0_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 1.62 MB ## [Quectel_Android_RIL_Driver_radio1.6_V4.5_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 2.39 MB ## [Quectel_Android_RIL_Driver_radio1.5_OemHook_V4.0_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 2.37 MB ## [Quectel_Android_RIL_Driver_aidl1_V4.7_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 1.68 MB ## [Quectel_Android_RIL_Driver_aidl3_V4.7_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 1.75 MB ## [Quectel_BC660K-GL-TE-B_User_Guide_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 1.22 MB ## [Quectel_BC660K-GL_Footprint&Part_V1.1](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 707.97 KB ## [Quectel_BC660K-GL_Reference_Design_V1.1](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 249.39 KB ## [Quectel_BC660K-GL_3D_Dimensions_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 798.39 KB ## [Quectel_BC660K-GL_2D_Dimensions_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 195.74 KB ## [Quectel_BC660K-GL&BC66&BC66-NA_Compatible_Reference_Design_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 266.63 KB ## [Quectel_BC660K-GL&BC680Z-EU_Compatible_Design_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 722.48 KB ## [Quectel_BC660K-GL&BC66&BC66-NA_Compatible_Design_V1.1](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 547.88 KB ## [Quectel_BC660K-GL&BC950K-GL_Low_Power_Design_Guide_V1.1](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 378.00 KB ## [Quectel_BC660K-GL_Hardware_Design_V1.6](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 1.93 MB ## [QFlash_V8.0_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 326.70 MB ## QMulti_DL_CMD_V4.4_EN File Size 178.96 MB ## [Quectel_BC660K-GL_Antenna_Tuning_Switch_Design_Guide_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 257.59 KB ## [Quectel_BC660K-GL&BC950K-GL_Log_Capture_Guide_V1.1](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc660k-gl-nb2%2F) File Size 669.42 KB ## Related products ### [YF0028AA 4G adhesive mount FPC + cable dipole embedded antenna](https://www.quectel.com/product/yf0028aa-4g-adhesive-mount-antenna/) *23 March 2024* [Read more: YF0028AA 4G adhesive mount FPC + cable dipole embedded antenna](https://www.quectel.com/product/yf0028aa-4g-adhesive-mount-antenna/) ### [YSAN025XX DC~6GHz SMA female to IPEX MHF1 cable with an O-ring](https://www.quectel.com/product/ysan025xx-antenna-cable/) *23 April 2024* [Read more: YSAN025XX DC~6GHz SMA female to IPEX MHF1 cable with an O-ring](https://www.quectel.com/product/ysan025xx-antenna-cable/) ### [YECT012W1AM 4G terminal mount rubber dipole external antenna](https://www.quectel.com/product/yect012w1am-4g-terminal-mount-external-dipole-antenna/) *3 December 2024* [Read more: YECT012W1AM 4G terminal mount rubber dipole external antenna](https://www.quectel.com/product/yect012w1am-4g-terminal-mount-external-dipole-antenna/) ## 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