Good Windows phone with 2.15Ghz Quad-Core processor provides good performance and great system execution of the Alcatel Idol 4S.
With one SIM card slot, the Alcatel Idol 4S allows download up to 150 Mbps for internet browsing, but it also depends on the carrier.
Good connectivity of this device includes Bluetooth 4.1 + A2DP, WiFi 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO, but it lacks NFC connection.
Including the battery, the Alcatel Idol 4S phone has 152 grams and it's a very thin device, only 7mm.