4G high speed usb modem vodafone K5161h is product make from huawei factory ,the dongle is special make from huawei to vodafone (UK TELCO), with stamp of vodafone logo instead of huawei logo on device. The dongle is very durable and high quality product, and it is come with decent price.
The software use is latest version developed by huawei name Hi link V81 and auto apn to ensure secure and fast internet speed.
It is original product and support online update.
This product can support all singpaore network includes singtel starhub m1 tpg 
 
- 4G Band 1/3/7/8/20 (FDD 2100/1800/2600/900/800MHz​)
- 3G Band : WCDMA(UMTS) DC-HSPA+/HSPA+/HSPA/UMTS 900/2100MHz
 
4G SPEED:
LTE DL Speed up to 150 Mbit/s 
LTE UL Speed up to 50 Mbit/s ​
 
3G SPEED:
DC-HSPA+DL (DOWNLOAD) up to 43.2Mbps
DC-HSPA+UL (UPLOAD) u​p to 5.76Mbps​
 
FEATURE:
Hardware
1 x sim card slot - Standard SIM (15 x 25mm)
2 x antenna slot (TS5 ~ CRC9)
1 x LED indication light
Dimensions : 88mmx28x11.5 (LxWxH)
Weight : Approximately 25g​
 
Software
Hi Link
single pc use
auto apn , and manual apn setting available
SMS
Multimode datacard - AUTO switch to 4G / 3G network