Pioneer All models that released under this brand

My devices

All Pioneer models by years

In 2015 — 3 devices 
C1 Dual SIM TD-LTE
Pioneer
2015-08-01
C1 Dual SIM TD-LTE
M1 Dual SIM TD-LTE
Pioneer
2015-02-01
M1 Dual SIM TD-LTE
E82L TD-LTE Dual SIM
Pioneer
2015-01-01
E82L TD-LTE Dual SIM

In 2014 — only one device 
In 2013 — 4 devices 
In 2012 — 2 devices