This version will unlock Most GSM phones in the market now and works with 3G cards.
Sigma X-SIM is made of a very thin piece of FPC (0.10mm) with a Microcontroller mounted on, that goes between your Operators SIM card & the phones SIM socket.

Features:

• Fully reprogrammable by end user using a simcard reader
• Fully configurable with 10 000 modi - without using a PC
• Works without Test-Point, Computer, logs, Cables or Hacks
• Instant unlocking - Plug & Play
• Safe, secure and cheap key
• Unlocks without loosing the phone's warranty
• Long lasting and durable solution

Technical Specifications:

• Based on a 0.10 mm thin FPC with gold Immersion
• Micro Controller which can handle all voltages and speeds required in this environment
• Dimensions and contact pattern according to the official ISO-7816 ID000 specifications
• FPC, components and solder tin used are ROHS compliant

Technical Details:

• Does not do any changes to your SIM card or phone (you only have to make a cut in the SIM card)
• Does not influence any communication between the phone and the network and vice versa
• Real time on the fly communication modifications, does not reroute SIM card traffic (Its transparent to the phone)
• Supports speed enhancement for simcards
• Work with 1.8V, 3V SIM cards
• Works with normal and inverted protocol SIM cards
• It's slim enough to fit together with your SIM card into most phones SIM socket

Instruction:

Just make one small cut in your plastic SIM card to make room for the X-Sim as shown on the picture.
Supported Models results: ( All supported models could not be listed. We will update the supported models , if necessary)
EMAIL US YOUR PHONE MODEL IF YOU ARE NOT SURE 

Sharp 904 - OK Sharp 903 - OK Sharp 550SH - OK Sharp 770SH - OK Sharp GX15 - OK Sharp 920 - OK Motorola Z3 - OK Motorola W5 - OK Motorola Z6 - OK OK Motorola V600 - OK Motorola K1 - NO Motorola A780 - OK Motorola V3i - NO Motorola V3R - NO Motorola V8 - OK Motorola V547 - OK Palm Treo 680 - OK Alcatel E227 - OK Alcatel OT801 - OK Alcatel C550 - OK Alcatel Elle N1 - NO Alcatel OT201 - OK Alcatel OT801 - OK Alcatel C550 - OK BlackBerry 8820 - OK BlackBerry 8800 - OK BlackBerry 8100 - Ok OK OK SIGMA BlackBerry 8707v - NO Blackberry 8100 Telcel - Ok Foma DoCoMo L600i - NO Huaweii 121 - NO Huaweii 120 - OK iPhone 1.2.3. - OK LG KU 380 - OK LG U900 - OK LG CU575 - OK LG U890 - OK LG 8360 - OK LG 8120 - OK LG KG800 - OK LG U310 - OK OK OK SIGMA LG KU580 - OK OK OK SIGMA LG U880 - OK LG KU250 - OK LG U250 - OK LG KG130 - OK LG B2050 - OK LG KG275 - OK OK OK SIGMA LG U300 - OK Lobster 485 - OK MDA Compact III - OK MODEM OPTION ICON 225 - OK Sonyericsson W380 - OK SonyEricsson Z750 - OK SonyEricsson V600i - OK SonyEricsson j110i - OK SonyEricsson K300 - OK SonyEricsson W660i - OK SonyEricsson W810i - OK SonyEricsson K700 - OK Sonyericsson K700I - OK SonyEricsson T630 - OK SonyEricsson K310 - OK SonyEricsson Z310 - OK SonyEricsson P990i - OK SonyEricsson K770 - OK SonyEricsson K510 - OK SonyEricsson W200 Cut A mode SonyEricsson V630 - OK SonyEricsson P1 - OK SonyEricsson K800 - OK SonyEricsson K550 = OK SonyEricsson J220 = OK SonyEricsson W300i - OK SonyEricsson T230 - NO SonyEricsson W580 - OK SPV SPV3000 - NO SPV M650 - OK Toshiba G500 - OK Toshiba G900 - OK Toshiba TS705 - OK ZTE ZTE - NO

Nokia 2760 - OK Nokia N93i - OK Nokia 6682 - OK Nokia 6234 - OK Nokia N76 - OK Nokia E70 - OK Nokia 6500c - OK Nokia 3500c - OK Nokia N70 - OK Nokia 6110navigator - OK Nokia 5610 - OK Nokia N95 - OK Nokia 6500s - OK Nokia 6151 - OK Nokia N72 - OK Nokia E51 - OK Nokia 5310 - OK Nokia E50 - OK Nokia E61 - OK Nokia 2630 - OK Nokia N82 - OK Nokia 6288 - OK Nokia 6161 - OK Nokia 3250 - OK Nokia 1208 - OK Nokia 1600 - OK Nokia 6125 - OK Nokia 2310 - OK Nokia 6822 - OK Nokia E60 - OK Nokia 6080 - OK Nokia 6120c - OK Nokia E65 - OK Nokia 6310i - OK Nokia N95 8GB - OK OK Nokia E90 - OK Nokia 6500 - OK Nokia 6280 - OK Nokia 5200 - OK Nokia N73 - OK Nokia 6120 - OK Nokia 6300 - OK Nokia 3110c - OK Nokia 6301 - OK Nokia 7500 Prism - OK Nokia 5500 - OK Nokia 6230 - OK Nokia N93 - OK Nokia 6136 - OK Nokia N81 - OK Nokia N80 - OK Panasonic X60 - NO Sagem X3-2 - NO Sagem my220x - NO Sagem My-210x - NO Sagem MyX6-2 - NO Sagem My-411x - NO Sagem 201x - NO Sagem X2-2 - NO Sagem My-C4 - NO Sagem X2-2m - OK Sagem 600x - OK Samsung X150 - OK Samsung D600E - OK Samsung F600 - OK Samsung P910 - OK Samsung i600 - OK Samsung Z170 - OK Samsung Z240 - OK Samsung J600 - OK Samsung SC707 - OK Samsung F900 - OK Samsung Z370 - OK Samsung C260 - OK Samsung X640 - OK Samsung X480 - OK Samsung C450 - OK Samsung U700 - OK Samsung L760 - OK Samsung U600 - OK Samsung G800 - NO Siemens A70 OK Siemens A70 - OK Siemens A38 - OK Siemens C65 - OK Siemens A50 - OK Siemens S68 - OK Vodafone 810 - NO Vodafone V710 - OK Vodafone V715 - OK

How to unlock:
- Just cut out a little piece in the corner of your sim card to fit the unlock card's IC chip, and Slot in together with the unlock Card.

How To Cut Your operator's Simcard
- Step 1
Place your simcard as shown in the simcard cutter insert.
- Step 2
Place the Insert With your simcard in side it in to the puncher
- Step 3
Punch a hole in the card by pressing the cutter.