Huawei E3372 is a new 4G USB Stick with Category 4 like Huawei E3272 to support LTE download speed to 150Mbps and upload speed to 50Mbps. Huawei E3372 is not available for Germany operator Telekom and the customized model is Telekom Speedstick LTE V (Huawei E3372s-153). Huawei E3372 is with Huawei Hilink System, which can connect in 15 seconds. Besides LTE, Huawei E3372 also supports DC-HSPA+/HSPA+/HSDPA and 2G GSM/GPRS/EDGE. The Huawei E3372 specs are very similar to the brother model Huawei E3272. 

Huawei E3372 High Speed Surfstick Technical Specifications:

* Form Type: 4G USB Stick

* Chipset: Huawei HiSilicon V7R2

Huawei E3372s-153(same as Huawei E3370 or M150-2):

- 4G (LTE) Frequency Band 1/3/7/8/20 (800/900/1800/2100/2600 MHz)
- 3G UMTS: 900/2100 MHz
- 2G GSM: 850/900/1800/1900 MHz

Huawei E3372h-607:

- 4G: LTE Band 1/3/7/8/28/40 (FDD 700/900/1800/2100/2600 MHz, TDD 2300 MHz )
- 3G: WCDMA(UMTS) DC-HSPA+/HSPA+/HSPA/UMTS 900/2100MHz
- 2G: GSM/GPRS/EDGE 850/900/1800/1900MHz

Huawei E3372h-510:

- 4G: LTE Band 1/2/4/5/7/28 (FDD 700/850/1700/1900/2100/2600 MHz )
- 3G: WCDMA(UMTS) DC-HSPA+/HSPA+/HSPA/UMTS (850/1900/2100/1700 MHz)
- 2G: GSM/GPRS/EDGE 850/900/1800/1900MHz

Huawei E3372h-603: unknown yet

Huawei E3372h-153: 

- 4G (LTE) Band 1/3/7/8/20 (800/900/1800/2100/2600 MHz)
- 3G UMTS: 900/2100 MHz
- 2G GSM: 850/900/1800/1900 MHz

Huawei E3372h-320:
- 4G/LTE Bands 1/3/7/8/20 (800/900/1800/2100/2600 MHz)
- 3G/UMTS: 900/2100 MHz
- 2G/GSM: 850/900/1800/1900 MHz

* LTE Download Speed up 150 MBit/s

* LTE Upload-Speed bis zu 50 MBit/s

* 3G (UMTS) Frequenzen 900/2100 MHz

* DC-HSPA+ speed up to 43,2 MBit/s

* HSPA+ speed up to 21,6 MBit/s

* HSDPA speed up to 14,4 MBit/s

* HSUPA speed up to 5,76 MBit/s

* 2G (GSM) Frequency 850/900/1800/1900 MHz (Quadband)

* 2 X 2 MIMO

* 2 external antenna connectors (CRC-9 type, buy Huawei E3372 4G Antenna)

* Support microSD™ card up to 32 GB

* Dimensions: 88 mm x 28 mm x 11,5 mm

* Weight: 50g

* Support Windows XP, Vista, 7/8, Mac OS 10.7 or later

Huawei E3372h-607 images(Huawei & Airtel Logo):

Huawei E3372 4G indoor antenna:

http://www.4gltemall.com/4g-antenna-two-crc-9-connector.html

 Huawei E3372 4G outdoor antenna:

http://www.4gltemall.com/4g-lte-outdoor-antenna-2-x-crc-9-connectors.html