
Handheld Telecom Test Optical Iptv/vfl/opm/1 Gigabit Speedtest Visual Fault Locator
S337V7 is a handheld intelligent PDA which is especially designed for the telecommunication field engineers operation and maintenance. It adopts mainstream Android operation system, which combine industrial smart phone, telecom test functions.
1. System Platform: Android 12 operating system, Telecom operators can install any application program or software like SIP phone, iperf, speedtest, VNC, NDP, TCP port scan (instrument supports Google play service)
2. Reliable and durable: Industrial grade design, economical and durable.
3. Outstanding Value: It can improve the installation and maintenance efficiency and control efforts; effectively integrate and explore the human resource value; improve the image of telecommunication installation and maintenance as well as the subscribers' perception.(Work Force Management System)
4. Value added service: It can realize the assets management by bar code scanning and at the meantime realizes the dual management of people and goods.
5. By nature of Android OS it can do multiple additional features like: Wired/Wireless Gigibit speed test (With Telecom's speedtest APP or Speedtest App),Wifi testing, GPS navigation, Work order reciept, TV emulation, and more
Fe atures

1. 2GHZ CPU and fast processor
2. Field instrument with strong protection for bad environment
3. Visible 5.5 inch LCD in the sunlight
4. The storage capacity is big and extensible
5. Advanced battery installation design and strong endurance
6. Support Google Play
7. Support DMM,VLAN,HLOG,QLN
8. Can install Work Force Management System or Play Store apps
9. Mobile phone + Telecom test function
10. CE certificate
11. Gigabit dual Lan port (1G+2.5G)
12. Support VLC to view IPTV channel
13. Broadcom BCM63381 chipset with vectoring (G.993.5) support
14. Support 1 Gbps download speed
15. Support WiFi 2.4G/5G/6
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Support profiles: |
Profile 8a, 8b, 8c, 8d, 12a, 12b, 17a(30a, 35b, G.fast module optional). |
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DMM Test Index |
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DC Voltage |
-400 to 400 V; Resolution: 0.1V |
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AC Voltage |
0 to 290 V |
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Capacitance |
0 to 1000nF; Accuracy: 0-10nF: ±2nF, 10nF-1000nF: ±2 %±2nF |
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Loop Resistance |
0 to 20KΩ; Accuracy: 0-100: ±3%±4Ω, 100-500: ±3%, 500-20 KΩ: ±2% |
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Insulation Resistance |
0 to 50MΩ; Accuracy: 0-1.0M: ±0.1 MΩ, 1.0-30M: ±10%±0.5 MΩ |
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Optical Power Index |
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Wavelength range(nm) |
800~1700 |
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Photosensing material |
InGaAs |
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Power test range(dBm) |
-70~+10 or -50~+26 |
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Error range |
±5% |
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Display distinguishability |
Linear display: 0.1%;logarithmic display: 0.01 dBm |
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Adapters |
FC, ST, SC |
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VFL Index |
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VFL |
FP-LD |
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Wavelength |
650nm±20nm |
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Output power |
5mW |
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Connector |
2.5mm universal adapter(SC, FC, ST) |
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Working mode |
CW or 2Hz modulation |
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Applicable fiber |
SM / MM |
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Cable Tracking Index |
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Test cable type |
Network cable, twisted pair cable, telephone line, USB cable, coaxial cable. |
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Line status test |
Determine open or short circuit |
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Voltage polarity detection |
Positive and negative of DC voltage |
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Distance of signal transmission |
No less than 3km |
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DC Voltage |
No more than 48V |
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Check Line Sequence Index |
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Function |
Support generate network line signal to view the network check line sequence with the receiver. |
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Feature |
Easy to operate: determine the line sequence by receiving side lights order |
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Landline Teleplhone Index |
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Function |
Connector with telephone line, can be used as landline |
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IPTV Test |
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Transmit Quality |
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Curt rate(kbps) |
Transfer rate of the IPTV service packages |
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IP num(is) |
Statistics of IP package gathered in the sampling period |
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Losted num |
Data statistics of RTP package loss number gathered in the sampling period |
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IP Jitter |
Reflect levels of IP packet transmission quality |
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Net Configuration (Support any net encapsulation format, include TS, TCP, UDP, RTP, RTSP, PPPoE etc.) |
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MDI DF |
Delay in MDI test regulated by RFC4445 |
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MDI MLR |
Media package loss number in MDI test regulated by RFC4445 Source MAC: IPTV sender MAC |
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Dst Mac |
STB MAC address |
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Tos TTL |
IP protocol information |
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Source IP |
IPTV sender IP |
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Dst Port |
STB IP |
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Source Port |
IPTV sender port |
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Dest Port |
STB port |
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Rtp type |
RTP protocol information |
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Statistics |
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MLR-15 |
Statistical value of MLR in 15 minutes |
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Losted total |
RTP packet loss total number in test cycle |
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Rate |
Current test cycle rate, including maximum, minimum and average statistics |
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Gbps Download Speed |
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Function |
Support 2 Lan port test (1G+2.5G) WIFI 2.4 WIFI5 WIFI6, speed up to 920 mbps Wired 1G&2.5G Net Port, speed up to 1900mbps Offer OEM Speedtest App Suport test by Speedtest App |
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ONU |
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ONU Test |
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EPON |
GPON |
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Registration State |
none |
O5 Operation |
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Authentication State |
Registered, authenticated |
Success |
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Output Power |
+0.5~5dbm |
+0.5~5dbm |
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Input Power |
-27dbm~-8dbm |
-27dbm~-8dbm |
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Supply Voltage |
3100~3500mV |
3100~3500mV |
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Bias Current |
0~90mA |
0~90mA |
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ONU (ONT) Emulation |
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To emulate user's ONU(ONT) to exclude the faulty of user's ONU(ONT) |
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