"middle-end" meaning in English

{
  "etymology_text": "Modelled on high-end and low-end, though it makes little logical sense in the context of a two-ended range of prices.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "middle-end (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English links with manual fragments",
          "parents": [
            "Links with manual fragments",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Near-synonyms: middlebrow, midbrow"
        }
      ],
      "glosses": [
        "Moderately priced; average quality."
      ],
      "id": "en-middle-end-en-adj-f4ZcVUK~",
      "raw_glosses": [
        "(rare, nonstandard) Moderately priced; average quality."
      ],
      "synonyms": [
        {
          "word": "mid-range"
        },
        {
          "word": "midmarket"
        }
      ],
      "tags": [
        "nonstandard",
        "not-comparable",
        "rare"
      ]
    }
  ],
  "word": "middle-end"
}

{
  "etymology_text": "Modelled on high-end and low-end, though it makes little logical sense in the context of a two-ended range of prices.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "middle-end (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English links with manual fragments",
        "English multiword terms",
        "English nonstandard terms",
        "English terms with rare senses",
        "English uncomparable adjectives",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "Near-synonyms: middlebrow, midbrow"
        }
      ],
      "glosses": [
        "Moderately priced; average quality."
      ],
      "raw_glosses": [
        "(rare, nonstandard) Moderately priced; average quality."
      ],
      "synonyms": [
        {
          "word": "mid-range"
        },
        {
          "word": "midmarket"
        }
      ],
      "tags": [
        "nonstandard",
        "not-comparable",
        "rare"
      ]
    }
  ],
  "word": "middle-end"
}