# iPhone 8, model A1905

> model of iPhone in the iPhone 8 series

**Wikidata**: [Q66816657](https://www.wikidata.org/wiki/Q66816657)  
**Source**: https://4ort.xyz/entity/iphone-8-model-a1905

## Summary
iPhone 8, model A1905 is a specific hardware variant in Apple Inc.'s iPhone 8 smartphone series released in 2017. It operates as a distinct model within the iPhone 8 lineup, identified by its unique hardware version number and regulatory certifications.

## Key Facts
- Model designation: iPhone 8, model A1905
- Release year: 2017 (as part of the iPhone 8 series inception on 2017-09-12)
- Hardware version identification number: A1905
- FCC product code: -E3172A
- Bluetooth declaration ID: D034804
- Radio equipment list certification number: 579C-E3172A
- Specific absorption rates: 1.19 W/kg (head, 1g tissue), 1.17 W/kg (body, 1g tissue), 1.32 W/kg (head, 10g tissue), 1.36 W/kg (body, 10g tissue)
- Classification: Subclass of iPhone 8 series (validated per Apple support documentation)

## FAQs
### Q: What distinguishes iPhone 8 model A1905 from other iPhone 8 models?  
A: iPhone 8 model A1905 is uniquely identified by hardware version number A1905 and regulatory codes like FCC product code -E3172A. It represents a specific hardware configuration within the iPhone 8 series.

### Q: When was the iPhone 8 model A1905 released?  
A: It was released in September 2017 as part of the initial iPhone 8 series launch, which debuted on September 12, 2017.

### Q: What safety standards does iPhone 8 model A1905 meet?  
A: The model complies with radio frequency exposure regulations, with specific absorption rates ranging from 1.17-1.36 W/kg depending on tissue type and measurement method (head/body, 1g/10g tissue).

### Q: How is iPhone 8 model A1905 categorized?  
A: It is a product model and a subclass of the iPhone 8 series, as verified by Apple's official documentation.

## Why It Matters
iPhone 8 model A1905 represents a critical hardware iteration in Apple's smartphone ecosystem, serving as a foundational model for the iPhone 8 series. Its precise regulatory certifications and documented absorption rates established compliance benchmarks for subsequent Apple devices. The model contributed to Apple's sustained market presence in the premium segment during a transitional period for smartphone design, particularly as the first iPhone generation to adopt glass enclosures for wireless charging capabilities. Its technical documentation continues to serve as reference material for radiofrequency safety standards in mobile devices.

## Notable For
- Unique hardware version identifier (A1905) distinguishing it from co-released iPhone 8 variants
- Specific FCC product code (-E3172A) for US regulatory compliance
- Bluetooth declaration ID (D034804) for wireless certification standards
- Precisely documented specific absorption rates across multiple tissue types and weights
- Radio equipment list certification number (579C-E3172A) for international telecommunications compliance

## Body
### Identification
- Model name: iPhone 8, model A1905  
- Aliases: A1905  
- Hardware version identification number: A1905  
- Instance of: product model  

### Regulatory Compliance
- FCC product code: -E3172A  
- Radio equipment list certification number: 579C-E3172A  
- Bluetooth declaration ID: D034804  
- Classification: Subclass of iPhone 8 series (per Apple support documentation dated 2019-08-29)  

### Radio Frequency Exposure
- Specific absorption rates validated per Apple's RF exposure guidelines:  
  - Head (1g tissue): 1.19 watt per kilogram  
  - Body (1g tissue): 1.17 watt per kilogram  
  - Head (10g tissue): 1.32 watt per kilogram  
  - Body (10g tissue): 1.36 watt per kilogram  
- Determination methods: SAR testing over 1g and 10g tissue as applicable to head and body  
- Documentation source: Apple's legal RF exposure page (accessed 2019-09-03)

## References

1. [Source](https://support.apple.com/en-au/HT201296)
2. [Source](https://www.apple.com/legal/rfexposure/iphone10,4/en/)
3. [Source](https://launchstudio.bluetooth.com/ListingDetails/121)