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Vivo S1 (1907) Questions & Answers

Yes, Vivo S1 has dual 4G support. You can use 2 4G network sim cards at the same time. 

Customer Also Asked

Vivo S1 is available in 2 color variants - Diamond Black & Skyline Blue. 

No. Vivo S1 does not have a hybrid sim slot. The mobile has a dedicated MicroSD card slot. You can use a memory card of up to 256GB. 

No. Vivo S1 does not have auto call recording. But you can use Apps available on the Google Play Store. 

Yes, Vivo S1 has a dedicated MicroSD card slot. You can use 2 sim cards and a memory card at the same time.