| iOS SDK API Reference
    | 
#import <SKWCallOption.h>
 
 | Properties | |
| NSString *__nullable | metadata | 
| Any type of metadata associated with the connection, passed in by whoever initiated the connection. | |
| NSString *__nullable | connectionId | 
| The connectionId of the peer you are calling. | |
| NSString *__nullable | label | 
| Label to easily identify the connection on either peer. | |
| NSUInteger | videoBandwidth | 
| A max video bandwidth(kbps) | |
| NSUInteger | audioBandwidth | 
| A max audio bandwidth(kbps) | |
| NSString *__nullable | videoCodec | 
| Video Codec.  More... | |
| NSString *__nullable | audioCodec | 
| Audio Codec.  More... | |
SKWPeer call options.
| 
 | readwritenonatomicassign | 
Audio Codec.
The supported codecs are different depending on the device model.
The following values are possible. 'opus', 'ISAC', 'G722', 'PCMU', 'PCMA' 
| 
 | readwritenonatomicassign | 
Video Codec.
The supported codecs are different depending on the device model.
The following values are possible. 'H264', 'VP8', 'VP9' 
 1.8.17
 1.8.17