Attribute: headphone_features

List features specific to headphones. Sample values: In-Ear, Over-Ear, On-Ear, Ear-Clip, Behind-the-Neck, Microphone, Memory Foam.

• To provide multiple values using a single feed headphone_features field, the acceptable input format is 'In-Ear', 'Over-Ear, 'On-Ear', 'Ear-Clip', 'Behind-the-Neck', 'Microphone', 'Memory Foam'.
• To provide multiple values with one value per feed field, use feed field names, such as headphone_features[0], headphone_features[1]. For example, the acceptable attribute value input format for fields such as this is In-Ear.