The Sony Ericsson C901 GreenHeart is an eco-friendly feature phone released as part of Sony Ericsson's GreenHeart initiative, focusing on sustainability. Below are its key specifications and a summary of customer reviews:

Specifications:

• Display: 2.2-inch TFT, 240x320 pixels (QVGA)
• Camera: 5 MP with autofocus, LED flash, smile detection, and face tracking
• Memory: 110 MB internal, expandable via MicroSD (up to 8 GB)
• Connectivity: 3G, Bluetooth, USB 2.0
• Battery: 930 mAh (up to 10 hours talk time)
• Dimensions: 105 x 45 x 13 mm
• Weight: 107 g
• Features: FM radio, music player, eco-friendly materials, energy-efficient charger

Summary of Customer Reviews:

• Positives:

  • Camera quality praised for a feature phone, especially in well-lit conditions.
  • Sleek, lightweight design with a durable build.
  • Eco-friendly aspects appreciated, including reduced packaging and energy-saving features.
  • Battery life considered decent for moderate use.

• Negatives:

  • Low-light camera performance criticized for noise and weak flash.
  • Limited internal storage without a memory card.
  • Outdated OS (Proprietary Sony Ericsson) with no app support compared to smartphones.
  • Small screen seen as a drawback for multimedia use.

Overall, it was well-received as a sustainable mid-range phone with a strong camera for its time, though limited by its feature phone capabilities.