send_sms: name: Send SMS description: Send an SMS through the gateway. fields: phone_numbers: name: Phone numbers description: One or more recipient phone numbers. required: true example: '["+15551234567"]' selector: text: multiple: true message: name: Message description: The text to send. required: true example: Hello from Home Assistant selector: text: multiline: true device_id: name: Device description: Device to send from (defaults to the configured / most recent device). example: my-phone selector: text: sim_number: name: SIM number description: Which SIM to use on a dual-SIM phone. example: 1 selector: number: min: 1 max: 4 mode: box call: name: Place call description: Tell a gateway device to place an outbound phone call. fields: phone_number: name: Phone number description: The number to call. required: true example: "+15551234567" selector: text: device_id: name: Device description: Device to call from (defaults to the configured / most recent device). example: my-phone selector: text: