Xhorse BE key:
- New version 4.2T (Sep. 2024)
- Super Stable
- Frequency changeable 315Mhz/433MHz
- Reusable - you can reset it
- Programmed by all kinds of MB key programmer, such as Autel IM608, CGDI and VVDI MB, Key Tool Plus, Digimaster-III ,CKM100, AK500, MBE MB-KEY OBD2, NEC-57 MB-PRO and so on
- Can use Mercedes smart key 3 button or 2 button key and it worked lock/unlock/ trunk. Support key shell SA1794 or SA1794-b
- Xhorse brand, superior quality.
- Applicable chip models:705 Moto(1997-2000) NEC(2001-2005) NEC(2006-2010) BGA(after 2011)

The ways to reset the frequency:
1) with the PCB SMD resistor. Weld the 1K SMD resistor on the position the arrow points and the frequency is 315MHZ, after remove it will be 433.92MHZ.
2) Change frequency between 315MHz and 433MHz with VVDI MB Tool.