... Test the asssembly one by one ,Large quantity in stock For iPhone 4 4G OEM LCD Digitizer Glass Screen Assembly: 1.The ... the GSM (AT&T) only ,Not for the CDMA(Verizon)2. Remark: For all the good will test one by one ... by the logic board ,For sure each is in good working.3. Usual we ... havev large quantity in stock (Just for the Black,White color,If need the Red ,Pink color ...