EightyOne v1.6 is released. EightyOne emulates the Sinclair ZX81, Sinclair ZX80, Sinclair ZX Spectrum 16k/48k, Sinclair ZX Spectrum 128k, Amstrad/Sinclair Spectrum +2, Amstrad/Sinclair Spectrum +2a, Amstrad/Sinclair Spectrum +3, Timex TS1000, Timex TS1500, Timex TS2068, Timex TC2048, Lambda 8300, Ringo R470, MicroDigital TK85 and Jupiter ACE.

EightyOne v1.6 Changelog:
* Bug fixes:
- Breakpoints now trigger on both addresses of a 16-bit memory read or write.
* Enhancements
- Updated ZXpand emulation to use the ROM and firmware of the ZXpand+ model.
AY sound is not automatically selected.
- ROM files have been renamed to follow a consistent scheme:
[system].[modifier](.[modifier]...)
- A Save option has been added to the TZX Edit General Data Block window to allow
saving of ZX80 and ZX81 programs.
- The character representations of the data shown in the TZX General Data Block
window can now be viewed using the ZX80 character set.

Download: EightyOne v1.6
Source: Here