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Item specifics
  • Model Number: ST332B
  • Item: ADSL2+ / ADSL /VDSL2 Tester
  • Language: English
  • Power: 2800mAH Li-ion battery (Rechargeable)
  • Dimensions: 180*93*48mm
Product Description

ST-332B Basic VDSL2 Tester for xDSL Line test and Maintenance Tools (ADSL/ADSL2/ADSL2+/VDSL2 /READSL)




The VDSL tester is multi-functional hand-held VDSL2 test instrument with small size, specially designed for xDSL line test (xDSL include: ADSL, ADSL2, ADSL2+, READSL, VDSL2 etc) and maintenance It provides xDSL test, PPPoE dial test, DMM test, Modem emulation, line voltage indication and so on.
The tester adopts LCD display and menu operation which can display the test results directly and improve the xDSL broadband service greatly. It’s the best choice for the field operators of installation and maintenance.
Test objects: ADSL; ADSL2; ADSL2+; READSL; VDSL2
Fast Copper tests with DMM (ACV, DCV, Loop and Insulation Resistance, Capacitance, Distance)
Supports Modem emulation and simulating login to Internet
Supports ISP login (username / password) and IP Ping test (WAN PING Test, LAN PING Test)
Supports all multi-protocol, PPPoE / PPPoA (LLC or VC-MUX) 
Connects to CO via alligator clip or RJ11
Rechargeable Li-ion Battery
Beep and LEDs alarm indications (Lower Power, PPP, LAN,xDSL)
Data memory function
LCD display, Menu operation
Auto shut off if no any operation on keyboard
Compliant with all known DSLAMs
Software management
Simple, portable and money-saved
Main Functions:
DSL Physical layer test
Modem Emulation (Replace the user Modem completely)
PPPoE Dialing (RFC1683,RFC2684,RFC2516)
PPPoA Dialing (RFC2364)
Telephone Function
DMM Test
Ping Function (WAN & LAN)
Data upload to computer and software management
Setup system parameter: backlight time, shut off automatically time without operation, press tone,
Revise PPPoE / PPPoA dial attribute, user name and password; restore factory value and so on.     
Check dangerous voltage
Four grades service judge(Excellent, Good, Ok, Poor)



ITU G.992.1(G.dmt),

ITU G.992.2(G.lite),

ITU G.994.1(G.hs),

ANSI T1.413 issue #2,

ITU G.992.5(ADSL2+)Annex L, Annex M

Up channel rate 0~2.5Mbps
Down channel rate 0~24Mbps
Up/Down attenuation 0~63.5dB
Up/Down noise margin 0~32dB
Output power Available
Error test LCD, OCD, HEC
Display DSL connect mode Available
Display channel bit map Available

ITU G.992.1 (G.dmt)

ITU G.992.2(G.lite)

ITU G.994.1(G.hs)

ANSI T1.413 Issue # 2

Up channel rate 0~1Mbps
Down channel rate 0~8Mbps
Up/Down attenuation 0~63.5dB
Up/Down noise margin 0~32dB
Output power Available
Error test LCD, OCD, HEC, FEC, CRC
Display DSL connect mode Available
Display channel bit map Available
Be compatible with ADSL2+, ADSL standard.
DSL line attenuation
DSL line noise margin
DSL line up/down channel speed (Inter/Fast mode)
DSL line up/down maximum rate
DMT sub channel bit number: 0~15, and each sub channel frequency points
DSL line error number (CRC, HEC, FEC, LCD, OCD)
DSL line local output power
DSLAM information
Error Code Second
Impulse Noise Protection (INP)
Support 7 VDSL2 profiles: profile 8a, 8b, 8c, 8d, 12a, 12b, 17a
DMM Test
DC voltage (V): 0~290
AC voltage (V): -400~400
Loop resistance(Ω): 0~20000
Capacitance (nF): 0~1000
Insulation resistance (MΩ): 0~50
General Specification
Power supply Internal Rechargeable 2000mAH Li-ion battery
Battery Duration >3.5 hours
Working temperature 10-50°C
Working moisture 5%-90%
Dimensions 180mm×93mm×48mm
Weight: <0.5kg



Standard Package
No. Description Quantity Remark
1 VDSL2 Tester 1  
2 Power charger 1  
3 Cross Network Cable  1  
4 Direct Network Cable 1  
5 Test Cord 1  
6 Data cable 1  
7 User Manual  1  
8 Carry case 1  
9 CD(Management Software) 1  




1. We can accept payment via Escrow, Western Union and T/T. The best way is direct online payment,you can choose yourself. If you want to use other payment terms, please let us know before when you order.

2. Full payment must be made within 7 days after placing your order, or the order will be invalid or canceled by the system.

3. Make sure that you have completed all the detailed information like contact person, address, post code and telephone number when filling in your buyer\'s information.



1. We will send the goods within 5 business days after the full payment has been confirmed.

2. We can provide the international shipping services as follows:

China Post Air Mail, HK Post Air Mail, EMS, TNT, DHL, UPS, Fedex. The default way is by China post air mail and HK post air mail.

3. The buyer is responsible for insurrance, problems and damage which caused by shipping service such as accidents, delays or other issues. Besides, we are not responsible for any custom duty or import tax, these charges are not included in the item price and shipping cost.


1. All the goods are inspected and tested before shipment. if you are not satisfied with the goods, you can exchange the items within 7 days and you must contact us within 24 hours after the receipt of the items.

2. The shipping and handling charge is not refundable and customer should be responsible for all the charges of returning and reshipping.

3. All return items must be in its original conditions, including box and accessories. Man-made defects are not guaranteed, such as broken, scratched and so on.

4. For any items, please use EMS or your local post when send back


1. Buyer\'s early confirmation will be highly appreciated after receiving the items.

2. Since your feedback is very important to our business\'s development, we sincerely invite you to leave positive feedback for us if you are satisfied with our product and service. It\'ll just take you 1 minute, but this 1 minute has the extremely vital significance to us.

3. Please contact us before leaving any negative or neutral feedback. We will work with you to solve any problems.Thank you for your understanding.

Packaging Details
  • Unit Type: piece
  • Package Weight: 1.3kg (2.87lb.)
  • Package Size: 30cm x 20cm x 10cm (11.81in x 7.87in x 3.94in)
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Packaging Details
  • Unit Type: piece
  • Package Weight: 1.3kg (2.87lb.)
  • Package Size: 30cm x 20cm x 10cm (11.81in x 7.87in x 3.94in)
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