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Silver iPhone 6S with 4.7 inch screen and rounded aluminium body

Apple

Apple iPhone 6S 16GB Silver T-Mobile A1688 cell phones - unlocked

SKU CH-2CQX-KVQ61

An unlocked 4.7-inch iPhone with 16 GB storage, 12-megapixel camera and 1.8 GHz A8 processor

  • Storage drive16 GB
  • Connection optionsYes
  • Carrier compatibilityT-Mobile
  • SIM configurationSingle SIM Card
  • SIM typeNano SIM
  • Main screen size4.7 in (11.9 cm)
  • Sharp 4.7" Retina HD display with 3D Touch at 326 ppi
  • 12-megapixel camera captures detailed photos and 1080p video
  • 8 GHz A8 processor with 2 GB RAM for smooth iOS performance
  • Touch ID fingerprint sensor unlocks device and authorises payments
  • Clean IMEI, not blacklisted, ready for T-Mobile activation

Product identity and audience

The Apple iPhone 6S A1688 is a 4.7-inch unlocked smartphone with 16GB of internal storage and 2GB of RAM. It ships new in Silver with a single Nano SIM slot and a 1.8 GHz A8 processor. The handset suits buyers who want a compact iOS device for core communication and light app use without expandable storage.

Capacity and headroom

The 16GB capacity holds the operating system, essential apps and a modest photo library; it fills quickly with 12-megapixel images, 4K video or large offline maps. The 2GB RAM keeps everyday tasks such as email, web browsing and streaming responsive, but heavy multitasking or modern games will hit memory limits. Up to 14 hours of 3G video playback and 11 hours of audio show the battery headroom for media consumption.

Build fit and constraints

The phone requires a Nano SIM and a Lightning cable for charging and data; it includes an OEM AC adapter and data cable in the box. Touch ID, 802.11a/b/g/n/ac Wi-Fi, Bluetooth and GPS are integrated, so no extra dongles are needed for connectivity. The 1334 x 750 Retina HD display with 3D Touch and 500 cd/m² brightness works well in most lighting, but the fixed 16GB storage and lack of a card slot mean buyers who need more local space should look elsewhere.

How it compares

Measured against everything we stock in Unlocked Smartphones, at today’s prices. Recalculated every night.

Price $46.99
Cheaper than about 83% of the 2,409 comparable items (median $168.99).
Storage drive 16 GB
Lower than about 98% of the 1,888 comparable items (median 128 GB).

Specifications

Product
Brand nameApple
Part numberA1688
Product colorSilver
Memory
RAM capacity2 GB
Storage
Storage drive16 GB
Display
TouchscreenYes
Main screen size4.7 in (11.9 cm)
Connectivity
Connection optionsYes
SIM configurationSingle SIM Card
SIM typeNano SIM
BluetoothYes
Built-in GPSYes
Messaging servicesiMessage
Ports & slots
Expansion slotNone
Power
Battery typeLithium Ion Battery
Compatibility
Carrier compatibilityT-Mobile
In the box
In the boxiPhone, OEM AC Adapter, OEM Data
Software
Apps and featuresiTunes
Email supportEmail

Questions about this item

Will the iPhone 6S A1688 work with my older Nano SIM card from a previous phone?

Yes, the iPhone 6S uses a Nano SIM card slot, so your existing Nano SIM will fit and function normally with this device.

How can I verify the Retina HD display and 3D Touch are working correctly after setup?

Check that the 4.7-inch screen shows 1334 x 750 resolution at 326 ppi, test 3D Touch pressure sensitivity on app icons, and confirm 500 cd/m² brightness and 1400:1 contrast ratio.

What accessories are included in the box and what must I purchase separately?

The package includes the iPhone 6S, an OEM AC adapter, and an OEM data cable; you will need to buy headphones, a case, or any other accessories separately.

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