code: public ArrayList<OvhLinePhone> line_offer_phones_GET(OvhNumberCountryEnum country, String offer) throws IOException {
  		String qPath = "/telephony/line/offer/phones";
  		StringBuilder sb = path(qPath);
  		query(sb, "country", country);
  		query(sb, "offer", offer);
  		String resp = execN(qPath, "GET", sb.toString(), null);
  		return convertTo(resp, t8);
  	}
docs: Get all available phone brands compatible with lines
  
  REST: GET /telephony/line/offer/phones
  @param offer [required] The selected offer
  @param country [required] The country