inputs.text: reasonable product - ordered product replace existing rearview mirror bluetooth received itehem promptly fact almost amazingly seller included things definitely not standard box greatly impressed product works advertised no reflection seller somewhat disappointing opted mirror running windows ce ensure could load maps location hard get maps unfortunately battery life measly 20 minutes bluetooth gps means basically needs stay power constantly compared original bluetooth mirror go weeks without charge gps part works fine screen bit hard see bright sunlight kind hood might order bluetooth part also functions well requires windows ce booted controls via touchscreen main complaints would battery life way controls work one receives call unit powered takes long boot call cannot answered not problehem original bluetooth mirror well no external controls meaning gps running necessary shut order originate call dial mobile original bluetooth mirror permits voice dialling via external buttons not option think think would opt unit featuring external buttons bluetooth longer battery life would also plus doubts getting portable unit would hoped write positive review given sellers prompt service disappointed could not